Home / 82,304.64-113,592.44-48,331.72

Finding the Fourth Proportional to 82,304.64, 113,592.44 and 48,331.72

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Solution

The fourth proportional to 82,304.64, 113,592.44 and 48,331.72 is: 66,704.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,304.64 : 113,592.44 = 48,331.72 : x
  2. Step 2: Convert to fraction form
    82,304.64/113,592.44 = 48,331.72/x
  3. Step 3: Cross multiply
    82,304.64x = 113,592.44 × 48,331.72
  4. Step 4: Simplify right side
    82,304.64x = 5,490,117,841.04
  5. Step 5: Solve for x
    x = 5,490,117,841.04/82,304.64
  6. Step 6: Final answer
    x = 66,704.84

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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.