Home / 132,086.12-182,259.50-75,486.56

Finding the Fourth Proportional to 132,086.12, 182,259.50 and 75,486.56

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Solution

The fourth proportional to 132,086.12, 182,259.50 and 75,486.56 is: 104,160.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,086.12 : 182,259.50 = 75,486.56 : x
  2. Step 2: Convert to fraction form
    132,086.12/182,259.50 = 75,486.56/x
  3. Step 3: Cross multiply
    132,086.12x = 182,259.50 × 75,486.56
  4. Step 4: Simplify right side
    132,086.12x = 13,758,142,682.32
  5. Step 5: Solve for x
    x = 13,758,142,682.32/132,086.12
  6. Step 6: Final answer
    x = 104,160.40

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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.