Home / 113,283.76-156,335.55-62,298.58

Finding the Fourth Proportional to 113,283.76, 156,335.55 and 62,298.58

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Solution

The fourth proportional to 113,283.76, 156,335.55 and 62,298.58 is: 85,974.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,283.76 : 156,335.55 = 62,298.58 : x
  2. Step 2: Convert to fraction form
    113,283.76/156,335.55 = 62,298.58/x
  3. Step 3: Cross multiply
    113,283.76x = 156,335.55 × 62,298.58
  4. Step 4: Simplify right side
    113,283.76x = 9,739,482,768.52
  5. Step 5: Solve for x
    x = 9,739,482,768.52/113,283.76
  6. Step 6: Final answer
    x = 85,974.22

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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.