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Finding the Fourth Proportional to 60,485.54, 83,474.70 and 33,630.26

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Solution

The fourth proportional to 60,485.54, 83,474.70 and 33,630.26 is: 46,412.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,485.54 : 83,474.70 = 33,630.26 : x
  2. Step 2: Convert to fraction form
    60,485.54/83,474.70 = 33,630.26/x
  3. Step 3: Cross multiply
    60,485.54x = 83,474.70 × 33,630.26
  4. Step 4: Simplify right side
    60,485.54x = 2,807,275,864.42
  5. Step 5: Solve for x
    x = 2,807,275,864.42/60,485.54
  6. Step 6: Final answer
    x = 46,412.35

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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.