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Finding the Fourth Proportional to 60,148.84, 83,022.08 and 35,003.20

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Solution

The fourth proportional to 60,148.84, 83,022.08 and 35,003.20 is: 48,314.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,148.84 : 83,022.08 = 35,003.20 : x
  2. Step 2: Convert to fraction form
    60,148.84/83,022.08 = 35,003.20/x
  3. Step 3: Cross multiply
    60,148.84x = 83,022.08 × 35,003.20
  4. Step 4: Simplify right side
    60,148.84x = 2,906,038,470.66
  5. Step 5: Solve for x
    x = 2,906,038,470.66/60,148.84
  6. Step 6: Final answer
    x = 48,314.12

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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.