Home / 72,451.62-99,946.17-48,294.18

Finding the Fourth Proportional to 72,451.62, 99,946.17 and 48,294.18

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Solution

The fourth proportional to 72,451.62, 99,946.17 and 48,294.18 is: 66,621.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,451.62 : 99,946.17 = 48,294.18 : x
  2. Step 2: Convert to fraction form
    72,451.62/99,946.17 = 48,294.18/x
  3. Step 3: Cross multiply
    72,451.62x = 99,946.17 × 48,294.18
  4. Step 4: Simplify right side
    72,451.62x = 4,826,818,324.29
  5. Step 5: Solve for x
    x = 4,826,818,324.29/72,451.62
  6. Step 6: Final answer
    x = 66,621.26

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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.