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Finding the Fourth Proportional to 60,494.16, 83,482.20 and 33,639.12

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Solution

The fourth proportional to 60,494.16, 83,482.20 and 33,639.12 is: 46,422.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,494.16 : 83,482.20 = 33,639.12 : x
  2. Step 2: Convert to fraction form
    60,494.16/83,482.20 = 33,639.12/x
  3. Step 3: Cross multiply
    60,494.16x = 83,482.20 × 33,639.12
  4. Step 4: Simplify right side
    60,494.16x = 2,808,267,743.66
  5. Step 5: Solve for x
    x = 2,808,267,743.66/60,494.16
  6. Step 6: Final answer
    x = 46,422.13

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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.