Home / 157,700.52-236,244.40-140,029.56

Finding the Fourth Proportional to 157,700.52, 236,244.40 and 140,029.56

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Solution

The fourth proportional to 157,700.52, 236,244.40 and 140,029.56 is: 209,772.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,700.52 : 236,244.40 = 140,029.56 : x
  2. Step 2: Convert to fraction form
    157,700.52/236,244.40 = 140,029.56/x
  3. Step 3: Cross multiply
    157,700.52x = 236,244.40 × 140,029.56
  4. Step 4: Simplify right side
    157,700.52x = 33,081,199,034.39
  5. Step 5: Solve for x
    x = 33,081,199,034.39/157,700.52
  6. Step 6: Final answer
    x = 209,772.29

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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.