Home / 237,918.05-328,336.11-130,492.61

Finding the Fourth Proportional to 237,918.05, 328,336.11 and 130,492.61

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Solution

The fourth proportional to 237,918.05, 328,336.11 and 130,492.61 is: 180,084.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,918.05 : 328,336.11 = 130,492.61 : x
  2. Step 2: Convert to fraction form
    237,918.05/328,336.11 = 130,492.61/x
  3. Step 3: Cross multiply
    237,918.05x = 328,336.11 × 130,492.61
  4. Step 4: Simplify right side
    237,918.05x = 42,845,434,309.47
  5. Step 5: Solve for x
    x = 42,845,434,309.47/237,918.05
  6. Step 6: Final answer
    x = 180,084.85

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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.