Home / 56,710.17-78,267.48-32,520.60

Finding the Fourth Proportional to 56,710.17, 78,267.48 and 32,520.60

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Solution

The fourth proportional to 56,710.17, 78,267.48 and 32,520.60 is: 44,882.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,710.17 : 78,267.48 = 32,520.60 : x
  2. Step 2: Convert to fraction form
    56,710.17/78,267.48 = 32,520.60/x
  3. Step 3: Cross multiply
    56,710.17x = 78,267.48 × 32,520.60
  4. Step 4: Simplify right side
    56,710.17x = 2,545,305,410.09
  5. Step 5: Solve for x
    x = 2,545,305,410.09/56,710.17
  6. Step 6: Final answer
    x = 44,882.70

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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.