Home / 237,895.17-328,299.81-130,458.78

Finding the Fourth Proportional to 237,895.17, 328,299.81 and 130,458.78

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Solution

The fourth proportional to 237,895.17, 328,299.81 and 130,458.78 is: 180,035.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,895.17 : 328,299.81 = 130,458.78 : x
  2. Step 2: Convert to fraction form
    237,895.17/328,299.81 = 130,458.78/x
  3. Step 3: Cross multiply
    237,895.17x = 328,299.81 × 130,458.78
  4. Step 4: Simplify right side
    237,895.17x = 42,829,592,686.83
  5. Step 5: Solve for x
    x = 42,829,592,686.83/237,895.17
  6. Step 6: Final answer
    x = 180,035.57

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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.