Home / 45,888.11-68,832-25,888.53

Finding the Fourth Proportional to 45,888.11, 68,832 and 25,888.53

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Solution

The fourth proportional to 45,888.11, 68,832 and 25,888.53 is: 38,832.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,888.11 : 68,832 = 25,888.53 : x
  2. Step 2: Convert to fraction form
    45,888.11/68,832 = 25,888.53/x
  3. Step 3: Cross multiply
    45,888.11x = 68,832 × 25,888.53
  4. Step 4: Simplify right side
    45,888.11x = 1,781,959,296.96
  5. Step 5: Solve for x
    x = 1,781,959,296.96/45,888.11
  6. Step 6: Final answer
    x = 38,832.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.