Home / 162,621.82-224,425.02-100,545.82

Finding the Fourth Proportional to 162,621.82, 224,425.02 and 100,545.82

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Solution

The fourth proportional to 162,621.82, 224,425.02 and 100,545.82 is: 138,757.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,621.82 : 224,425.02 = 100,545.82 : x
  2. Step 2: Convert to fraction form
    162,621.82/224,425.02 = 100,545.82/x
  3. Step 3: Cross multiply
    162,621.82x = 224,425.02 × 100,545.82
  4. Step 4: Simplify right side
    162,621.82x = 22,564,997,664.42
  5. Step 5: Solve for x
    x = 22,564,997,664.42/162,621.82
  6. Step 6: Final answer
    x = 138,757.50

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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.