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Finding the Fourth Proportional to 60,490.44, 83,478.74 and 33,634.08

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Solution

The fourth proportional to 60,490.44, 83,478.74 and 33,634.08 is: 46,416.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,490.44 : 83,478.74 = 33,634.08 : x
  2. Step 2: Convert to fraction form
    60,490.44/83,478.74 = 33,634.08/x
  3. Step 3: Cross multiply
    60,490.44x = 83,478.74 × 33,634.08
  4. Step 4: Simplify right side
    60,490.44x = 2,807,730,451.29
  5. Step 5: Solve for x
    x = 2,807,730,451.29/60,490.44
  6. Step 6: Final answer
    x = 46,416.10

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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.