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Finding the Fourth Proportional to 60,228.33, 90,398.53 and 30,668.29

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Solution

The fourth proportional to 60,228.33, 90,398.53 and 30,668.29 is: 46,030.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,228.33 : 90,398.53 = 30,668.29 : x
  2. Step 2: Convert to fraction form
    60,228.33/90,398.53 = 30,668.29/x
  3. Step 3: Cross multiply
    60,228.33x = 90,398.53 × 30,668.29
  4. Step 4: Simplify right side
    60,228.33x = 2,772,368,145.95
  5. Step 5: Solve for x
    x = 2,772,368,145.95/60,228.33
  6. Step 6: Final answer
    x = 46,030.97

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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.