Home / 113,252.10-156,296.65-67,931.86

Finding the Fourth Proportional to 113,252.10, 156,296.65 and 67,931.86

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Solution

The fourth proportional to 113,252.10, 156,296.65 and 67,931.86 is: 93,751.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,252.10 : 156,296.65 = 67,931.86 : x
  2. Step 2: Convert to fraction form
    113,252.10/156,296.65 = 67,931.86/x
  3. Step 3: Cross multiply
    113,252.10x = 156,296.65 × 67,931.86
  4. Step 4: Simplify right side
    113,252.10x = 10,617,522,146.27
  5. Step 5: Solve for x
    x = 10,617,522,146.27/113,252.10
  6. Step 6: Final answer
    x = 93,751.22

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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.