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Finding the Fourth Proportional to 60,612.22, 83,601.84 and 51,474.49

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Solution

The fourth proportional to 60,612.22, 83,601.84 and 51,474.49 is: 70,998.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,612.22 : 83,601.84 = 51,474.49 : x
  2. Step 2: Convert to fraction form
    60,612.22/83,601.84 = 51,474.49/x
  3. Step 3: Cross multiply
    60,612.22x = 83,601.84 × 51,474.49
  4. Step 4: Simplify right side
    60,612.22x = 4,303,362,061.09
  5. Step 5: Solve for x
    x = 4,303,362,061.09/60,612.22
  6. Step 6: Final answer
    x = 70,998.26

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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.