Home / 132,334.64-182,621.04-71,904.88

Finding the Fourth Proportional to 132,334.64, 182,621.04 and 71,904.88

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Solution

The fourth proportional to 132,334.64, 182,621.04 and 71,904.88 is: 99,228.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,334.64 : 182,621.04 = 71,904.88 : x
  2. Step 2: Convert to fraction form
    132,334.64/182,621.04 = 71,904.88/x
  3. Step 3: Cross multiply
    132,334.64x = 182,621.04 × 71,904.88
  4. Step 4: Simplify right side
    132,334.64x = 13,131,343,966.68
  5. Step 5: Solve for x
    x = 13,131,343,966.68/132,334.64
  6. Step 6: Final answer
    x = 99,228.32

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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.