Home / 113,809.59-157,057.23-62,822.34

Finding the Fourth Proportional to 113,809.59, 157,057.23 and 62,822.34

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Solution

The fourth proportional to 113,809.59, 157,057.23 and 62,822.34 is: 86,694.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,809.59 : 157,057.23 = 62,822.34 : x
  2. Step 2: Convert to fraction form
    113,809.59/157,057.23 = 62,822.34/x
  3. Step 3: Cross multiply
    113,809.59x = 157,057.23 × 62,822.34
  4. Step 4: Simplify right side
    113,809.59x = 9,866,702,702.52
  5. Step 5: Solve for x
    x = 9,866,702,702.52/113,809.59
  6. Step 6: Final answer
    x = 86,694.83

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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.