Home / 141,498.24-195,279.30-77,847.63

Finding the Fourth Proportional to 141,498.24, 195,279.30 and 77,847.63

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Solution

The fourth proportional to 141,498.24, 195,279.30 and 77,847.63 is: 107,436.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,498.24 : 195,279.30 = 77,847.63 : x
  2. Step 2: Convert to fraction form
    141,498.24/195,279.30 = 77,847.63/x
  3. Step 3: Cross multiply
    141,498.24x = 195,279.30 × 77,847.63
  4. Step 4: Simplify right side
    141,498.24x = 15,202,030,693.06
  5. Step 5: Solve for x
    x = 15,202,030,693.06/141,498.24
  6. Step 6: Final answer
    x = 107,436.18

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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.