Home / 113,322.74-156,382.19-62,335.41

Finding the Fourth Proportional to 113,322.74, 156,382.19 and 62,335.41

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Solution

The fourth proportional to 113,322.74, 156,382.19 and 62,335.41 is: 86,021.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,322.74 : 156,382.19 = 62,335.41 : x
  2. Step 2: Convert to fraction form
    113,322.74/156,382.19 = 62,335.41/x
  3. Step 3: Cross multiply
    113,322.74x = 156,382.19 × 62,335.41
  4. Step 4: Simplify right side
    113,322.74x = 9,748,147,618.67
  5. Step 5: Solve for x
    x = 9,748,147,618.67/113,322.74
  6. Step 6: Final answer
    x = 86,021.11

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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.