Home / 114,039.47-157,360.73-63,045.31

Finding the Fourth Proportional to 114,039.47, 157,360.73 and 63,045.31

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Solution

The fourth proportional to 114,039.47, 157,360.73 and 63,045.31 is: 86,994.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,039.47 : 157,360.73 = 63,045.31 : x
  2. Step 2: Convert to fraction form
    114,039.47/157,360.73 = 63,045.31/x
  3. Step 3: Cross multiply
    114,039.47x = 157,360.73 × 63,045.31
  4. Step 4: Simplify right side
    114,039.47x = 9,920,855,847.06
  5. Step 5: Solve for x
    x = 9,920,855,847.06/114,039.47
  6. Step 6: Final answer
    x = 86,994.93

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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.