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Finding the Fourth Proportional to 60,442.72, 83,407.13 and 33,583.66

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Solution

The fourth proportional to 60,442.72, 83,407.13 and 33,583.66 is: 46,343.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,442.72 : 83,407.13 = 33,583.66 : x
  2. Step 2: Convert to fraction form
    60,442.72/83,407.13 = 33,583.66/x
  3. Step 3: Cross multiply
    60,442.72x = 83,407.13 × 33,583.66
  4. Step 4: Simplify right side
    60,442.72x = 2,801,116,527.58
  5. Step 5: Solve for x
    x = 2,801,116,527.58/60,442.72
  6. Step 6: Final answer
    x = 46,343.32

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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.