Home / 131,999.58-182,160.23-71,569.69

Finding the Fourth Proportional to 131,999.58, 182,160.23 and 71,569.69

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Solution

The fourth proportional to 131,999.58, 182,160.23 and 71,569.69 is: 98,766.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,999.58 : 182,160.23 = 71,569.69 : x
  2. Step 2: Convert to fraction form
    131,999.58/182,160.23 = 71,569.69/x
  3. Step 3: Cross multiply
    131,999.58x = 182,160.23 × 71,569.69
  4. Step 4: Simplify right side
    131,999.58x = 13,037,151,191.43
  5. Step 5: Solve for x
    x = 13,037,151,191.43/131,999.58
  6. Step 6: Final answer
    x = 98,766.61

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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.