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Finding the Fourth Proportional to 145,468.08, 218,302.56 and 95,572.08

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Solution

The fourth proportional to 145,468.08, 218,302.56 and 95,572.08 is: 143,424.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,468.08 : 218,302.56 = 95,572.08 : x
  2. Step 2: Convert to fraction form
    145,468.08/218,302.56 = 95,572.08/x
  3. Step 3: Cross multiply
    145,468.08x = 218,302.56 × 95,572.08
  4. Step 4: Simplify right side
    145,468.08x = 20,863,629,728.52
  5. Step 5: Solve for x
    x = 20,863,629,728.52/145,468.08
  6. Step 6: Final answer
    x = 143,424.11

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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.