Home / 130,241.60-179,561.11-93,912.65

Finding the Fourth Proportional to 130,241.60, 179,561.11 and 93,912.65

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Solution

The fourth proportional to 130,241.60, 179,561.11 and 93,912.65 is: 129,475.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,241.60 : 179,561.11 = 93,912.65 : x
  2. Step 2: Convert to fraction form
    130,241.60/179,561.11 = 93,912.65/x
  3. Step 3: Cross multiply
    130,241.60x = 179,561.11 × 93,912.65
  4. Step 4: Simplify right side
    130,241.60x = 16,863,059,677.04
  5. Step 5: Solve for x
    x = 16,863,059,677.04/130,241.60
  6. Step 6: Final answer
    x = 129,475.22

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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.