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Finding the Fourth Proportional to 195,065.71, 292,608.70 and 61,956.38

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Solution

The fourth proportional to 195,065.71, 292,608.70 and 61,956.38 is: 92,937.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,065.71 : 292,608.70 = 61,956.38 : x
  2. Step 2: Convert to fraction form
    195,065.71/292,608.70 = 61,956.38/x
  3. Step 3: Cross multiply
    195,065.71x = 292,608.70 × 61,956.38
  4. Step 4: Simplify right side
    195,065.71x = 18,128,975,808.51
  5. Step 5: Solve for x
    x = 18,128,975,808.51/195,065.71
  6. Step 6: Final answer
    x = 92,937.79

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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.