Home / 237,021.18-354,658.17-142,308.89

Finding the Fourth Proportional to 237,021.18, 354,658.17 and 142,308.89

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Solution

The fourth proportional to 237,021.18, 354,658.17 and 142,308.89 is: 212,938.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,021.18 : 354,658.17 = 142,308.89 : x
  2. Step 2: Convert to fraction form
    237,021.18/354,658.17 = 142,308.89/x
  3. Step 3: Cross multiply
    237,021.18x = 354,658.17 × 142,308.89
  4. Step 4: Simplify right side
    237,021.18x = 50,471,010,502.13
  5. Step 5: Solve for x
    x = 50,471,010,502.13/237,021.18
  6. Step 6: Final answer
    x = 212,938.82

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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.