Home / 131,889.03-182,006.25-71,459.66

Finding the Fourth Proportional to 131,889.03, 182,006.25 and 71,459.66

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Solution

The fourth proportional to 131,889.03, 182,006.25 and 71,459.66 is: 98,613.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,889.03 : 182,006.25 = 71,459.66 : x
  2. Step 2: Convert to fraction form
    131,889.03/182,006.25 = 71,459.66/x
  3. Step 3: Cross multiply
    131,889.03x = 182,006.25 × 71,459.66
  4. Step 4: Simplify right side
    131,889.03x = 13,006,104,247.39
  5. Step 5: Solve for x
    x = 13,006,104,247.39/131,889.03
  6. Step 6: Final answer
    x = 98,613.99

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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.