Home / 141,288.74-195,029.70-93,557.46

Finding the Fourth Proportional to 141,288.74, 195,029.70 and 93,557.46

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Solution

The fourth proportional to 141,288.74, 195,029.70 and 93,557.46 is: 129,143.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,288.74 : 195,029.70 = 93,557.46 : x
  2. Step 2: Convert to fraction form
    141,288.74/195,029.70 = 93,557.46/x
  3. Step 3: Cross multiply
    141,288.74x = 195,029.70 × 93,557.46
  4. Step 4: Simplify right side
    141,288.74x = 18,246,483,356.56
  5. Step 5: Solve for x
    x = 18,246,483,356.56/141,288.74
  6. Step 6: Final answer
    x = 129,143.22

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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.