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Finding the Fourth Proportional to 181,275.70, 271,913.55 and 56,616.70

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Solution

The fourth proportional to 181,275.70, 271,913.55 and 56,616.70 is: 84,925.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,275.70 : 271,913.55 = 56,616.70 : x
  2. Step 2: Convert to fraction form
    181,275.70/271,913.55 = 56,616.70/x
  3. Step 3: Cross multiply
    181,275.70x = 271,913.55 × 56,616.70
  4. Step 4: Simplify right side
    181,275.70x = 15,394,847,886.29
  5. Step 5: Solve for x
    x = 15,394,847,886.29/181,275.70
  6. Step 6: Final answer
    x = 84,925.05

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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.