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Finding the Fourth Proportional to 60,713.54, 83,746.80 and 39,195.01

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Solution

The fourth proportional to 60,713.54, 83,746.80 and 39,195.01 is: 54,064.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,713.54 : 83,746.80 = 39,195.01 : x
  2. Step 2: Convert to fraction form
    60,713.54/83,746.80 = 39,195.01/x
  3. Step 3: Cross multiply
    60,713.54x = 83,746.80 × 39,195.01
  4. Step 4: Simplify right side
    60,713.54x = 3,282,456,454.10
  5. Step 5: Solve for x
    x = 3,282,456,454.10/60,713.54
  6. Step 6: Final answer
    x = 54,064.66

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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.