Home / 144,656.13-199,593.23-87,304.80

Finding the Fourth Proportional to 144,656.13, 199,593.23 and 87,304.80

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Solution

The fourth proportional to 144,656.13, 199,593.23 and 87,304.80 is: 120,461.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,656.13 : 199,593.23 = 87,304.80 : x
  2. Step 2: Convert to fraction form
    144,656.13/199,593.23 = 87,304.80/x
  3. Step 3: Cross multiply
    144,656.13x = 199,593.23 × 87,304.80
  4. Step 4: Simplify right side
    144,656.13x = 17,425,446,589.98
  5. Step 5: Solve for x
    x = 17,425,446,589.98/144,656.13
  6. Step 6: Final answer
    x = 120,461.17

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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.