Home / 75,853.90-104,677.95-41,398.66

Finding the Fourth Proportional to 75,853.90, 104,677.95 and 41,398.66

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Solution

The fourth proportional to 75,853.90, 104,677.95 and 41,398.66 is: 57,129.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,853.90 : 104,677.95 = 41,398.66 : x
  2. Step 2: Convert to fraction form
    75,853.90/104,677.95 = 41,398.66/x
  3. Step 3: Cross multiply
    75,853.90x = 104,677.95 × 41,398.66
  4. Step 4: Simplify right side
    75,853.90x = 4,333,526,861.55
  5. Step 5: Solve for x
    x = 4,333,526,861.55/75,853.90
  6. Step 6: Final answer
    x = 57,129.92

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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.