Home / 132,246.12-182,499.06-71,816.28

Finding the Fourth Proportional to 132,246.12, 182,499.06 and 71,816.28

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Solution

The fourth proportional to 132,246.12, 182,499.06 and 71,816.28 is: 99,106.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,246.12 : 182,499.06 = 71,816.28 : x
  2. Step 2: Convert to fraction form
    132,246.12/182,499.06 = 71,816.28/x
  3. Step 3: Cross multiply
    132,246.12x = 182,499.06 × 71,816.28
  4. Step 4: Simplify right side
    132,246.12x = 13,106,403,592.70
  5. Step 5: Solve for x
    x = 13,106,403,592.70/132,246.12
  6. Step 6: Final answer
    x = 99,106.15

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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.