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Finding the Fourth Proportional to 235,209.77, 324,590.77 and 144,624.92

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Solution

The fourth proportional to 235,209.77, 324,590.77 and 144,624.92 is: 199,583.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,209.77 : 324,590.77 = 144,624.92 : x
  2. Step 2: Convert to fraction form
    235,209.77/324,590.77 = 144,624.92/x
  3. Step 3: Cross multiply
    235,209.77x = 324,590.77 × 144,624.92
  4. Step 4: Simplify right side
    235,209.77x = 46,943,913,207.97
  5. Step 5: Solve for x
    x = 46,943,913,207.97/235,209.77
  6. Step 6: Final answer
    x = 199,583.17

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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.