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Finding the Fourth Proportional to 60,768, 91,184.64 and 25,703.04

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Solution

The fourth proportional to 60,768, 91,184.64 and 25,703.04 is: 38,568.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,768 : 91,184.64 = 25,703.04 : x
  2. Step 2: Convert to fraction form
    60,768/91,184.64 = 25,703.04/x
  3. Step 3: Cross multiply
    60,768x = 91,184.64 × 25,703.04
  4. Step 4: Simplify right side
    60,768x = 2,343,722,449.31
  5. Step 5: Solve for x
    x = 2,343,722,449.31/60,768
  6. Step 6: Final answer
    x = 38,568.37

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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.