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Finding the Fourth Proportional to 96,436.63, 144,654.96 and 46,507.42

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Solution

The fourth proportional to 96,436.63, 144,654.96 and 46,507.42 is: 69,761.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,436.63 : 144,654.96 = 46,507.42 : x
  2. Step 2: Convert to fraction form
    96,436.63/144,654.96 = 46,507.42/x
  3. Step 3: Cross multiply
    96,436.63x = 144,654.96 × 46,507.42
  4. Step 4: Simplify right side
    96,436.63x = 6,727,528,979.80
  5. Step 5: Solve for x
    x = 6,727,528,979.80/96,436.63
  6. Step 6: Final answer
    x = 69,761.14

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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.