Home / 147,947.86-204,110.66-94,223.26

Finding the Fourth Proportional to 147,947.86, 204,110.66 and 94,223.26

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Solution

The fourth proportional to 147,947.86, 204,110.66 and 94,223.26 is: 129,991.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,947.86 : 204,110.66 = 94,223.26 : x
  2. Step 2: Convert to fraction form
    147,947.86/204,110.66 = 94,223.26/x
  3. Step 3: Cross multiply
    147,947.86x = 204,110.66 × 94,223.26
  4. Step 4: Simplify right side
    147,947.86x = 19,231,971,785.95
  5. Step 5: Solve for x
    x = 19,231,971,785.95/147,947.86
  6. Step 6: Final answer
    x = 129,991.55

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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.