Home / 149,054.01-205,626.68-88,590.29

Finding the Fourth Proportional to 149,054.01, 205,626.68 and 88,590.29

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Solution

The fourth proportional to 149,054.01, 205,626.68 and 88,590.29 is: 122,214.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,054.01 : 205,626.68 = 88,590.29 : x
  2. Step 2: Convert to fraction form
    149,054.01/205,626.68 = 88,590.29/x
  3. Step 3: Cross multiply
    149,054.01x = 205,626.68 × 88,590.29
  4. Step 4: Simplify right side
    149,054.01x = 18,216,527,212.94
  5. Step 5: Solve for x
    x = 18,216,527,212.94/149,054.01
  6. Step 6: Final answer
    x = 122,214.27

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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.