Home / 141,360.06-195,105.26-83,988.35

Finding the Fourth Proportional to 141,360.06, 195,105.26 and 83,988.35

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Solution

The fourth proportional to 141,360.06, 195,105.26 and 83,988.35 is: 115,920.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,360.06 : 195,105.26 = 83,988.35 : x
  2. Step 2: Convert to fraction form
    141,360.06/195,105.26 = 83,988.35/x
  3. Step 3: Cross multiply
    141,360.06x = 195,105.26 × 83,988.35
  4. Step 4: Simplify right side
    141,360.06x = 16,386,567,468.25
  5. Step 5: Solve for x
    x = 16,386,567,468.25/141,360.06
  6. Step 6: Final answer
    x = 115,920.77

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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.