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Finding the Fourth Proportional to 60,389.48, 83,340.08 and 33,531.98

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Solution

The fourth proportional to 60,389.48, 83,340.08 and 33,531.98 is: 46,275.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,389.48 : 83,340.08 = 33,531.98 : x
  2. Step 2: Convert to fraction form
    60,389.48/83,340.08 = 33,531.98/x
  3. Step 3: Cross multiply
    60,389.48x = 83,340.08 × 33,531.98
  4. Step 4: Simplify right side
    60,389.48x = 2,794,557,895.76
  5. Step 5: Solve for x
    x = 2,794,557,895.76/60,389.48
  6. Step 6: Final answer
    x = 46,275.57

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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.