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Finding the Fourth Proportional to 64,377.98, 88,841.80 and 35,699.66

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Solution

The fourth proportional to 64,377.98, 88,841.80 and 35,699.66 is: 49,265.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,377.98 : 88,841.80 = 35,699.66 : x
  2. Step 2: Convert to fraction form
    64,377.98/88,841.80 = 35,699.66/x
  3. Step 3: Cross multiply
    64,377.98x = 88,841.80 × 35,699.66
  4. Step 4: Simplify right side
    64,377.98x = 3,171,622,053.79
  5. Step 5: Solve for x
    x = 3,171,622,053.79/64,377.98
  6. Step 6: Final answer
    x = 49,265.63

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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.