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Finding the Fourth Proportional to 56,101.60, 84,152.88 and 26,520.16

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Solution

The fourth proportional to 56,101.60, 84,152.88 and 26,520.16 is: 39,780.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,101.60 : 84,152.88 = 26,520.16 : x
  2. Step 2: Convert to fraction form
    56,101.60/84,152.88 = 26,520.16/x
  3. Step 3: Cross multiply
    56,101.60x = 84,152.88 × 26,520.16
  4. Step 4: Simplify right side
    56,101.60x = 2,231,747,842.06
  5. Step 5: Solve for x
    x = 2,231,747,842.06/56,101.60
  6. Step 6: Final answer
    x = 39,780.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.