Home / 76,282.71-114,275.10-36,244.72

Finding the Fourth Proportional to 76,282.71, 114,275.10 and 36,244.72

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Solution

The fourth proportional to 76,282.71, 114,275.10 and 36,244.72 is: 54,296.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,282.71 : 114,275.10 = 36,244.72 : x
  2. Step 2: Convert to fraction form
    76,282.71/114,275.10 = 36,244.72/x
  3. Step 3: Cross multiply
    76,282.71x = 114,275.10 × 36,244.72
  4. Step 4: Simplify right side
    76,282.71x = 4,141,868,638.44
  5. Step 5: Solve for x
    x = 4,141,868,638.44/76,282.71
  6. Step 6: Final answer
    x = 54,296.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.