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Finding the Fourth Proportional to 238,378.80, 357,488.04 and 96,187.32

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Solution

The fourth proportional to 238,378.80, 357,488.04 and 96,187.32 is: 144,248.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,378.80 : 357,488.04 = 96,187.32 : x
  2. Step 2: Convert to fraction form
    238,378.80/357,488.04 = 96,187.32/x
  3. Step 3: Cross multiply
    238,378.80x = 357,488.04 × 96,187.32
  4. Step 4: Simplify right side
    238,378.80x = 34,385,816,499.65
  5. Step 5: Solve for x
    x = 34,385,816,499.65/238,378.80
  6. Step 6: Final answer
    x = 144,248.63

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1.5x scale

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.