Home / 64,867.52-89,517.28-35,059.52

Finding the Fourth Proportional to 64,867.52, 89,517.28 and 35,059.52

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Solution

The fourth proportional to 64,867.52, 89,517.28 and 35,059.52 is: 48,382.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,867.52 : 89,517.28 = 35,059.52 : x
  2. Step 2: Convert to fraction form
    64,867.52/89,517.28 = 35,059.52/x
  3. Step 3: Cross multiply
    64,867.52x = 89,517.28 × 35,059.52
  4. Step 4: Simplify right side
    64,867.52x = 3,138,432,868.51
  5. Step 5: Solve for x
    x = 3,138,432,868.51/64,867.52
  6. Step 6: Final answer
    x = 48,382.19

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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.