Home / 169,616.56-253,899.96-144,422.32

Finding the Fourth Proportional to 169,616.56, 253,899.96 and 144,422.32

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Solution

The fourth proportional to 169,616.56, 253,899.96 and 144,422.32 is: 216,186.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,616.56 : 253,899.96 = 144,422.32 : x
  2. Step 2: Convert to fraction form
    169,616.56/253,899.96 = 144,422.32/x
  3. Step 3: Cross multiply
    169,616.56x = 253,899.96 × 144,422.32
  4. Step 4: Simplify right side
    169,616.56x = 36,668,821,271.11
  5. Step 5: Solve for x
    x = 36,668,821,271.11/169,616.56
  6. Step 6: Final answer
    x = 216,186.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.