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Finding the Fourth Proportional to 60,309.84, 83,228.91 and 33,451.47

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Solution

The fourth proportional to 60,309.84, 83,228.91 and 33,451.47 is: 46,163.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,309.84 : 83,228.91 = 33,451.47 : x
  2. Step 2: Convert to fraction form
    60,309.84/83,228.91 = 33,451.47/x
  3. Step 3: Cross multiply
    60,309.84x = 83,228.91 × 33,451.47
  4. Step 4: Simplify right side
    60,309.84x = 2,784,129,386.00
  5. Step 5: Solve for x
    x = 2,784,129,386.00/60,309.84
  6. Step 6: Final answer
    x = 46,163.77

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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.