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Finding the Fourth Proportional to 237,405.68, 355,862.42 and 148,454.98

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Solution

The fourth proportional to 237,405.68, 355,862.42 and 148,454.98 is: 222,528.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,405.68 : 355,862.42 = 148,454.98 : x
  2. Step 2: Convert to fraction form
    237,405.68/355,862.42 = 148,454.98/x
  3. Step 3: Cross multiply
    237,405.68x = 355,862.42 × 148,454.98
  4. Step 4: Simplify right side
    237,405.68x = 52,829,548,443.85
  5. Step 5: Solve for x
    x = 52,829,548,443.85/237,405.68
  6. Step 6: Final answer
    x = 222,528.58

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1.5x scale

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.