Home / 242,204.64-334,104.24-145,382.72

Finding the Fourth Proportional to 242,204.64, 334,104.24 and 145,382.72

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Solution

The fourth proportional to 242,204.64, 334,104.24 and 145,382.72 is: 200,545.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,204.64 : 334,104.24 = 145,382.72 : x
  2. Step 2: Convert to fraction form
    242,204.64/334,104.24 = 145,382.72/x
  3. Step 3: Cross multiply
    242,204.64x = 334,104.24 × 145,382.72
  4. Step 4: Simplify right side
    242,204.64x = 48,572,983,174.73
  5. Step 5: Solve for x
    x = 48,572,983,174.73/242,204.64
  6. Step 6: Final answer
    x = 200,545.22

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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.