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Finding the Fourth Proportional to 243,027.38, 364,507.46 and 65,545.10

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Solution

The fourth proportional to 243,027.38, 364,507.46 and 65,545.10 is: 98,308.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,027.38 : 364,507.46 = 65,545.10 : x
  2. Step 2: Convert to fraction form
    243,027.38/364,507.46 = 65,545.10/x
  3. Step 3: Cross multiply
    243,027.38x = 364,507.46 × 65,545.10
  4. Step 4: Simplify right side
    243,027.38x = 23,891,677,916.45
  5. Step 5: Solve for x
    x = 23,891,677,916.45/243,027.38
  6. Step 6: Final answer
    x = 98,308.59

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1.5x scale

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.