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Finding the Fourth Proportional to 237,860.80, 356,798.72 and 88,138.56

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Solution

The fourth proportional to 237,860.80, 356,798.72 and 88,138.56 is: 132,210.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,860.80 : 356,798.72 = 88,138.56 : x
  2. Step 2: Convert to fraction form
    237,860.80/356,798.72 = 88,138.56/x
  3. Step 3: Cross multiply
    237,860.80x = 356,798.72 × 88,138.56
  4. Step 4: Simplify right side
    237,860.80x = 31,447,725,390.64
  5. Step 5: Solve for x
    x = 31,447,725,390.64/237,860.80
  6. Step 6: Final answer
    x = 132,210.63

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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.