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Finding the Fourth Proportional to 235,292.04, 324,702 and 127,860.12

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Solution

The fourth proportional to 235,292.04, 324,702 and 127,860.12 is: 176,446.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,292.04 : 324,702 = 127,860.12 : x
  2. Step 2: Convert to fraction form
    235,292.04/324,702 = 127,860.12/x
  3. Step 3: Cross multiply
    235,292.04x = 324,702 × 127,860.12
  4. Step 4: Simplify right side
    235,292.04x = 41,516,436,684.24
  5. Step 5: Solve for x
    x = 41,516,436,684.24/235,292.04
  6. Step 6: Final answer
    x = 176,446.41

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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.