Home / 234,748.80-351,501.12-141,125.76

Finding the Fourth Proportional to 234,748.80, 351,501.12 and 141,125.76

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Solution

The fourth proportional to 234,748.80, 351,501.12 and 141,125.76 is: 211,314.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,748.80 : 351,501.12 = 141,125.76 : x
  2. Step 2: Convert to fraction form
    234,748.80/351,501.12 = 141,125.76/x
  3. Step 3: Cross multiply
    234,748.80x = 351,501.12 × 141,125.76
  4. Step 4: Simplify right side
    234,748.80x = 49,605,862,700.85
  5. Step 5: Solve for x
    x = 49,605,862,700.85/234,748.80
  6. Step 6: Final answer
    x = 211,314.66

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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.