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Finding the Fourth Proportional to 223,618, 334,580.57 and 132,482.35

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Solution

The fourth proportional to 223,618, 334,580.57 and 132,482.35 is: 198,222.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,618 : 334,580.57 = 132,482.35 : x
  2. Step 2: Convert to fraction form
    223,618/334,580.57 = 132,482.35/x
  3. Step 3: Cross multiply
    223,618x = 334,580.57 × 132,482.35
  4. Step 4: Simplify right side
    223,618x = 44,326,020,177.94
  5. Step 5: Solve for x
    x = 44,326,020,177.94/223,618
  6. Step 6: Final answer
    x = 198,222.06

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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.