Home / 180,265.10-270,397.65-156,937.10

Finding the Fourth Proportional to 180,265.10, 270,397.65 and 156,937.10

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Solution

The fourth proportional to 180,265.10, 270,397.65 and 156,937.10 is: 235,405.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,265.10 : 270,397.65 = 156,937.10 : x
  2. Step 2: Convert to fraction form
    180,265.10/270,397.65 = 156,937.10/x
  3. Step 3: Cross multiply
    180,265.10x = 270,397.65 × 156,937.10
  4. Step 4: Simplify right side
    180,265.10x = 42,435,423,037.82
  5. Step 5: Solve for x
    x = 42,435,423,037.82/180,265.10
  6. Step 6: Final answer
    x = 235,405.65

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1.5x scale

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.