Home / 113,272.16-156,319.60-62,288.80

Finding the Fourth Proportional to 113,272.16, 156,319.60 and 62,288.80

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Solution

The fourth proportional to 113,272.16, 156,319.60 and 62,288.80 is: 85,960.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,272.16 : 156,319.60 = 62,288.80 : x
  2. Step 2: Convert to fraction form
    113,272.16/156,319.60 = 62,288.80/x
  3. Step 3: Cross multiply
    113,272.16x = 156,319.60 × 62,288.80
  4. Step 4: Simplify right side
    113,272.16x = 9,736,960,300.48
  5. Step 5: Solve for x
    x = 9,736,960,300.48/113,272.16
  6. Step 6: Final answer
    x = 85,960.75

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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.