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Finding the Fourth Proportional to 64,382.68, 88,840.98 and 35,701.62

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Solution

The fourth proportional to 64,382.68, 88,840.98 and 35,701.62 is: 49,264.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,382.68 : 88,840.98 = 35,701.62 : x
  2. Step 2: Convert to fraction form
    64,382.68/88,840.98 = 35,701.62/x
  3. Step 3: Cross multiply
    64,382.68x = 88,840.98 × 35,701.62
  4. Step 4: Simplify right side
    64,382.68x = 3,171,766,908.39
  5. Step 5: Solve for x
    x = 3,171,766,908.39/64,382.68
  6. Step 6: Final answer
    x = 49,264.29

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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.