Home / 132,779.70-183,233.67-72,350.85

Finding the Fourth Proportional to 132,779.70, 183,233.67 and 72,350.85

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Solution

The fourth proportional to 132,779.70, 183,233.67 and 72,350.85 is: 99,842.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,779.70 : 183,233.67 = 72,350.85 : x
  2. Step 2: Convert to fraction form
    132,779.70/183,233.67 = 72,350.85/x
  3. Step 3: Cross multiply
    132,779.70x = 183,233.67 × 72,350.85
  4. Step 4: Simplify right side
    132,779.70x = 13,257,111,773.12
  5. Step 5: Solve for x
    x = 13,257,111,773.12/132,779.70
  6. Step 6: Final answer
    x = 99,842.91

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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.