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Finding the Fourth Proportional to 60,259.56, 90,294.21 and 48,959.79

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Solution

The fourth proportional to 60,259.56, 90,294.21 and 48,959.79 is: 73,362.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,259.56 : 90,294.21 = 48,959.79 : x
  2. Step 2: Convert to fraction form
    60,259.56/90,294.21 = 48,959.79/x
  3. Step 3: Cross multiply
    60,259.56x = 90,294.21 × 48,959.79
  4. Step 4: Simplify right side
    60,259.56x = 4,420,785,559.82
  5. Step 5: Solve for x
    x = 4,420,785,559.82/60,259.56
  6. Step 6: Final answer
    x = 73,362.39

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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.