Home / 141,564.16-195,277.28-88,480

Finding the Fourth Proportional to 141,564.16, 195,277.28 and 88,480

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Solution

The fourth proportional to 141,564.16, 195,277.28 and 88,480 is: 122,051.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,564.16 : 195,277.28 = 88,480 : x
  2. Step 2: Convert to fraction form
    141,564.16/195,277.28 = 88,480/x
  3. Step 3: Cross multiply
    141,564.16x = 195,277.28 × 88,480
  4. Step 4: Simplify right side
    141,564.16x = 17,278,133,734.40
  5. Step 5: Solve for x
    x = 17,278,133,734.40/141,564.16
  6. Step 6: Final answer
    x = 122,051.61

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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.