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Finding the Fourth Proportional to 64,294.68, 88,734.24 and 35,994.90

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Solution

The fourth proportional to 64,294.68, 88,734.24 and 35,994.90 is: 49,677.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,294.68 : 88,734.24 = 35,994.90 : x
  2. Step 2: Convert to fraction form
    64,294.68/88,734.24 = 35,994.90/x
  3. Step 3: Cross multiply
    64,294.68x = 88,734.24 × 35,994.90
  4. Step 4: Simplify right side
    64,294.68x = 3,193,980,095.38
  5. Step 5: Solve for x
    x = 3,193,980,095.38/64,294.68
  6. Step 6: Final answer
    x = 49,677.21

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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.