Home / 157,433.10-236,149.65-137,750.10

Finding the Fourth Proportional to 157,433.10, 236,149.65 and 137,750.10

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Solution

The fourth proportional to 157,433.10, 236,149.65 and 137,750.10 is: 206,625.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,433.10 : 236,149.65 = 137,750.10 : x
  2. Step 2: Convert to fraction form
    157,433.10/236,149.65 = 137,750.10/x
  3. Step 3: Cross multiply
    157,433.10x = 236,149.65 × 137,750.10
  4. Step 4: Simplify right side
    157,433.10x = 32,529,637,902.47
  5. Step 5: Solve for x
    x = 32,529,637,902.47/157,433.10
  6. Step 6: Final answer
    x = 206,625.15

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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.