Home / 115,247,160.96-159,042,315.79-63,035,080.17

Finding the Fourth Proportional to 115,247,160.96, 159,042,315.79 and 63,035,080.17

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Solution

The fourth proportional to 115,247,160.96, 159,042,315.79 and 63,035,080.17 is: 86,989,085.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,247,160.96 : 159,042,315.79 = 63,035,080.17 : x
  2. Step 2: Convert to fraction form
    115,247,160.96/159,042,315.79 = 63,035,080.17/x
  3. Step 3: Cross multiply
    115,247,160.96x = 159,042,315.79 × 63,035,080.17
  4. Step 4: Simplify right side
    115,247,160.96x = 10,025,245,126,245,106
  5. Step 5: Solve for x
    x = 10,025,245,126,245,106/115,247,160.96
  6. Step 6: Final answer
    x = 86,989,085.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.