Home / 113,315.49-169,896.56-63,430.02

Finding the Fourth Proportional to 113,315.49, 169,896.56 and 63,430.02

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Solution

The fourth proportional to 113,315.49, 169,896.56 and 63,430.02 is: 95,102.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,315.49 : 169,896.56 = 63,430.02 : x
  2. Step 2: Convert to fraction form
    113,315.49/169,896.56 = 63,430.02/x
  3. Step 3: Cross multiply
    113,315.49x = 169,896.56 × 63,430.02
  4. Step 4: Simplify right side
    113,315.49x = 10,776,541,881.58
  5. Step 5: Solve for x
    x = 10,776,541,881.58/113,315.49
  6. Step 6: Final answer
    x = 95,102.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.