Home / 113,519.22-156,732.02-70,562.90

Finding the Fourth Proportional to 113,519.22, 156,732.02 and 70,562.90

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Solution

The fourth proportional to 113,519.22, 156,732.02 and 70,562.90 is: 97,423.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,519.22 : 156,732.02 = 70,562.90 : x
  2. Step 2: Convert to fraction form
    113,519.22/156,732.02 = 70,562.90/x
  3. Step 3: Cross multiply
    113,519.22x = 156,732.02 × 70,562.90
  4. Step 4: Simplify right side
    113,519.22x = 11,059,464,717.58
  5. Step 5: Solve for x
    x = 11,059,464,717.58/113,519.22
  6. Step 6: Final answer
    x = 97,423.72

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1.5x scale

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.