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Finding the Fourth Proportional to 162,901.03, 224,803.13 and 99,238.83

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Solution

The fourth proportional to 162,901.03, 224,803.13 and 99,238.83 is: 136,949.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,901.03 : 224,803.13 = 99,238.83 : x
  2. Step 2: Convert to fraction form
    162,901.03/224,803.13 = 99,238.83/x
  3. Step 3: Cross multiply
    162,901.03x = 224,803.13 × 99,238.83
  4. Step 4: Simplify right side
    162,901.03x = 22,309,197,981.33
  5. Step 5: Solve for x
    x = 22,309,197,981.33/162,901.03
  6. Step 6: Final answer
    x = 136,949.40

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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.