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Finding the Fourth Proportional to 60,246.06, 83,140.02 and 33,389

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Solution

The fourth proportional to 60,246.06, 83,140.02 and 33,389 is: 46,077.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,246.06 : 83,140.02 = 33,389 : x
  2. Step 2: Convert to fraction form
    60,246.06/83,140.02 = 33,389/x
  3. Step 3: Cross multiply
    60,246.06x = 83,140.02 × 33,389
  4. Step 4: Simplify right side
    60,246.06x = 2,775,962,127.78
  5. Step 5: Solve for x
    x = 2,775,962,127.78/60,246.06
  6. Step 6: Final answer
    x = 46,077.07

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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.