Home / 237,428.40-356,170.76-148,689.28

Finding the Fourth Proportional to 237,428.40, 356,170.76 and 148,689.28

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Solution

The fourth proportional to 237,428.40, 356,170.76 and 148,689.28 is: 223,051.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,428.40 : 356,170.76 = 148,689.28 : x
  2. Step 2: Convert to fraction form
    237,428.40/356,170.76 = 148,689.28/x
  3. Step 3: Cross multiply
    237,428.40x = 356,170.76 × 148,689.28
  4. Step 4: Simplify right side
    237,428.40x = 52,958,773,861.45
  5. Step 5: Solve for x
    x = 52,958,773,861.45/237,428.40
  6. Step 6: Final answer
    x = 223,051.56

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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.