Home / 94,547.80-141,821.70-76,833.10

Finding the Fourth Proportional to 94,547.80, 141,821.70 and 76,833.10

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Solution

The fourth proportional to 94,547.80, 141,821.70 and 76,833.10 is: 115,249.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,547.80 : 141,821.70 = 76,833.10 : x
  2. Step 2: Convert to fraction form
    94,547.80/141,821.70 = 76,833.10/x
  3. Step 3: Cross multiply
    94,547.80x = 141,821.70 × 76,833.10
  4. Step 4: Simplify right side
    94,547.80x = 10,896,600,858.27
  5. Step 5: Solve for x
    x = 10,896,600,858.27/94,547.80
  6. Step 6: Final answer
    x = 115,249.65

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.