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Finding the Fourth Proportional to 171,304, 236,545.44 and 107,748.16

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Solution

The fourth proportional to 171,304, 236,545.44 and 107,748.16 is: 148,784.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,304 : 236,545.44 = 107,748.16 : x
  2. Step 2: Convert to fraction form
    171,304/236,545.44 = 107,748.16/x
  3. Step 3: Cross multiply
    171,304x = 236,545.44 × 107,748.16
  4. Step 4: Simplify right side
    171,304x = 25,487,335,916.39
  5. Step 5: Solve for x
    x = 25,487,335,916.39/171,304
  6. Step 6: Final answer
    x = 148,784.24

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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.