Home / 75,634.16-104,398.12-43,810.88

Finding the Fourth Proportional to 75,634.16, 104,398.12 and 43,810.88

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Solution

The fourth proportional to 75,634.16, 104,398.12 and 43,810.88 is: 60,472.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,634.16 : 104,398.12 = 43,810.88 : x
  2. Step 2: Convert to fraction form
    75,634.16/104,398.12 = 43,810.88/x
  3. Step 3: Cross multiply
    75,634.16x = 104,398.12 × 43,810.88
  4. Step 4: Simplify right side
    75,634.16x = 4,573,773,507.55
  5. Step 5: Solve for x
    x = 4,573,773,507.55/75,634.16
  6. Step 6: Final answer
    x = 60,472.33

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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.