Home / 105,878.27-146,083.47-60,546.90

Finding the Fourth Proportional to 105,878.27, 146,083.47 and 60,546.90

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Solution

The fourth proportional to 105,878.27, 146,083.47 and 60,546.90 is: 83,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,878.27 : 146,083.47 = 60,546.90 : x
  2. Step 2: Convert to fraction form
    105,878.27/146,083.47 = 60,546.90/x
  3. Step 3: Cross multiply
    105,878.27x = 146,083.47 × 60,546.90
  4. Step 4: Simplify right side
    105,878.27x = 8,844,901,249.74
  5. Step 5: Solve for x
    x = 8,844,901,249.74/105,878.27
  6. Step 6: Final answer
    x = 83,538.40

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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.