Home / 147,916.62-221,909.85-48,077.10

Finding the Fourth Proportional to 147,916.62, 221,909.85 and 48,077.10

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Solution

The fourth proportional to 147,916.62, 221,909.85 and 48,077.10 is: 72,127.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,916.62 : 221,909.85 = 48,077.10 : x
  2. Step 2: Convert to fraction form
    147,916.62/221,909.85 = 48,077.10/x
  3. Step 3: Cross multiply
    147,916.62x = 221,909.85 × 48,077.10
  4. Step 4: Simplify right side
    147,916.62x = 10,668,782,049.44
  5. Step 5: Solve for x
    x = 10,668,782,049.44/147,916.62
  6. Step 6: Final answer
    x = 72,127.00

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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.