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Finding the Fourth Proportional to 156,757.67, 216,328.79 and 95,482.79

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Solution

The fourth proportional to 156,757.67, 216,328.79 and 95,482.79 is: 131,768.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,757.67 : 216,328.79 = 95,482.79 : x
  2. Step 2: Convert to fraction form
    156,757.67/216,328.79 = 95,482.79/x
  3. Step 3: Cross multiply
    156,757.67x = 216,328.79 × 95,482.79
  4. Step 4: Simplify right side
    156,757.67x = 20,655,676,426.52
  5. Step 5: Solve for x
    x = 20,655,676,426.52/156,757.67
  6. Step 6: Final answer
    x = 131,768.20

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1.5x scale

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.