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Finding the Fourth Proportional to 234,934.71, 324,209.76 and 132,958.32

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Solution

The fourth proportional to 234,934.71, 324,209.76 and 132,958.32 is: 183,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,934.71 : 324,209.76 = 132,958.32 : x
  2. Step 2: Convert to fraction form
    234,934.71/324,209.76 = 132,958.32/x
  3. Step 3: Cross multiply
    234,934.71x = 324,209.76 × 132,958.32
  4. Step 4: Simplify right side
    234,934.71x = 43,106,385,017.20
  5. Step 5: Solve for x
    x = 43,106,385,017.20/234,934.71
  6. Step 6: Final answer
    x = 183,482.40

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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.