Home / 132,543.05-182,895.72-75,170.75

Finding the Fourth Proportional to 132,543.05, 182,895.72 and 75,170.75

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Solution

The fourth proportional to 132,543.05, 182,895.72 and 75,170.75 is: 103,727.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,543.05 : 182,895.72 = 75,170.75 : x
  2. Step 2: Convert to fraction form
    132,543.05/182,895.72 = 75,170.75/x
  3. Step 3: Cross multiply
    132,543.05x = 182,895.72 × 75,170.75
  4. Step 4: Simplify right side
    132,543.05x = 13,748,408,444.19
  5. Step 5: Solve for x
    x = 13,748,408,444.19/132,543.05
  6. Step 6: Final answer
    x = 103,727.87

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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.