Home / 265,302.28-366,156.43-156,426.59

Finding the Fourth Proportional to 265,302.28, 366,156.43 and 156,426.59

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Solution

The fourth proportional to 265,302.28, 366,156.43 and 156,426.59 is: 215,891.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,302.28 : 366,156.43 = 156,426.59 : x
  2. Step 2: Convert to fraction form
    265,302.28/366,156.43 = 156,426.59/x
  3. Step 3: Cross multiply
    265,302.28x = 366,156.43 × 156,426.59
  4. Step 4: Simplify right side
    265,302.28x = 57,276,599,920.69
  5. Step 5: Solve for x
    x = 57,276,599,920.69/265,302.28
  6. Step 6: Final answer
    x = 215,891.85

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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.