Home / 94,501.78-141,012.31-84,572.80

Finding the Fourth Proportional to 94,501.78, 141,012.31 and 84,572.80

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Solution

The fourth proportional to 94,501.78, 141,012.31 and 84,572.80 is: 126,196.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,501.78 : 141,012.31 = 84,572.80 : x
  2. Step 2: Convert to fraction form
    94,501.78/141,012.31 = 84,572.80/x
  3. Step 3: Cross multiply
    94,501.78x = 141,012.31 × 84,572.80
  4. Step 4: Simplify right side
    94,501.78x = 11,925,805,891.17
  5. Step 5: Solve for x
    x = 11,925,805,891.17/94,501.78
  6. Step 6: Final answer
    x = 126,196.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.