Home / 56,011.79-77,295.65-32,142.20

Finding the Fourth Proportional to 56,011.79, 77,295.65 and 32,142.20

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Solution

The fourth proportional to 56,011.79, 77,295.65 and 32,142.20 is: 44,355.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,011.79 : 77,295.65 = 32,142.20 : x
  2. Step 2: Convert to fraction form
    56,011.79/77,295.65 = 32,142.20/x
  3. Step 3: Cross multiply
    56,011.79x = 77,295.65 × 32,142.20
  4. Step 4: Simplify right side
    56,011.79x = 2,484,451,694.24
  5. Step 5: Solve for x
    x = 2,484,451,694.24/56,011.79
  6. Step 6: Final answer
    x = 44,355.87

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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.