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Finding the Fourth Proportional to 64,045.28, 88,382.48 and 35,364.88

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Solution

The fourth proportional to 64,045.28, 88,382.48 and 35,364.88 is: 48,803.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,045.28 : 88,382.48 = 35,364.88 : x
  2. Step 2: Convert to fraction form
    64,045.28/88,382.48 = 35,364.88/x
  3. Step 3: Cross multiply
    64,045.28x = 88,382.48 × 35,364.88
  4. Step 4: Simplify right side
    64,045.28x = 3,125,635,799.30
  5. Step 5: Solve for x
    x = 3,125,635,799.30/64,045.28
  6. Step 6: Final answer
    x = 48,803.53

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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.