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Finding the Fourth Proportional to 157,650.40, 236,475.60 and 155,058.40

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Solution

The fourth proportional to 157,650.40, 236,475.60 and 155,058.40 is: 232,587.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,650.40 : 236,475.60 = 155,058.40 : x
  2. Step 2: Convert to fraction form
    157,650.40/236,475.60 = 155,058.40/x
  3. Step 3: Cross multiply
    157,650.40x = 236,475.60 × 155,058.40
  4. Step 4: Simplify right side
    157,650.40x = 36,667,528,175.04
  5. Step 5: Solve for x
    x = 36,667,528,175.04/157,650.40
  6. Step 6: Final answer
    x = 232,587.60

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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.