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Finding the Fourth Proportional to 60,307.85, 83,228.84 and 33,451.49

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Solution

The fourth proportional to 60,307.85, 83,228.84 and 33,451.49 is: 46,165.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,307.85 : 83,228.84 = 33,451.49 : x
  2. Step 2: Convert to fraction form
    60,307.85/83,228.84 = 33,451.49/x
  3. Step 3: Cross multiply
    60,307.85x = 83,228.84 × 33,451.49
  4. Step 4: Simplify right side
    60,307.85x = 2,784,128,125.57
  5. Step 5: Solve for x
    x = 2,784,128,125.57/60,307.85
  6. Step 6: Final answer
    x = 46,165.27

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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.