Home / 141,446.26-195,287.98-87,810.08

Finding the Fourth Proportional to 141,446.26, 195,287.98 and 87,810.08

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Solution

The fourth proportional to 141,446.26, 195,287.98 and 87,810.08 is: 121,235.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,446.26 : 195,287.98 = 87,810.08 : x
  2. Step 2: Convert to fraction form
    141,446.26/195,287.98 = 87,810.08/x
  3. Step 3: Cross multiply
    141,446.26x = 195,287.98 × 87,810.08
  4. Step 4: Simplify right side
    141,446.26x = 17,148,253,146.84
  5. Step 5: Solve for x
    x = 17,148,253,146.84/141,446.26
  6. Step 6: Final answer
    x = 121,235.11

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1.5x scale

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.