Home / 86,649.26-119,526.10-52,170.02

Finding the Fourth Proportional to 86,649.26, 119,526.10 and 52,170.02

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Solution

The fourth proportional to 86,649.26, 119,526.10 and 52,170.02 is: 71,964.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,649.26 : 119,526.10 = 52,170.02 : x
  2. Step 2: Convert to fraction form
    86,649.26/119,526.10 = 52,170.02/x
  3. Step 3: Cross multiply
    86,649.26x = 119,526.10 × 52,170.02
  4. Step 4: Simplify right side
    86,649.26x = 6,235,679,027.52
  5. Step 5: Solve for x
    x = 6,235,679,027.52/86,649.26
  6. Step 6: Final answer
    x = 71,964.60

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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.