Home / 237,956.46-328,389.14-130,531.02

Finding the Fourth Proportional to 237,956.46, 328,389.14 and 130,531.02

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Solution

The fourth proportional to 237,956.46, 328,389.14 and 130,531.02 is: 180,137.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,956.46 : 328,389.14 = 130,531.02 : x
  2. Step 2: Convert to fraction form
    237,956.46/328,389.14 = 130,531.02/x
  3. Step 3: Cross multiply
    237,956.46x = 328,389.14 × 130,531.02
  4. Step 4: Simplify right side
    237,956.46x = 42,864,969,401.12
  5. Step 5: Solve for x
    x = 42,864,969,401.12/237,956.46
  6. Step 6: Final answer
    x = 180,137.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.