Home / 132,001.85-182,312.90-89,486.57

Finding the Fourth Proportional to 132,001.85, 182,312.90 and 89,486.57

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Solution

The fourth proportional to 132,001.85, 182,312.90 and 89,486.57 is: 123,593.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,001.85 : 182,312.90 = 89,486.57 : x
  2. Step 2: Convert to fraction form
    132,001.85/182,312.90 = 89,486.57/x
  3. Step 3: Cross multiply
    132,001.85x = 182,312.90 × 89,486.57
  4. Step 4: Simplify right side
    132,001.85x = 16,314,556,683.36
  5. Step 5: Solve for x
    x = 16,314,556,683.36/132,001.85
  6. Step 6: Final answer
    x = 123,593.39

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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.