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Finding the Fourth Proportional to 195,301.80, 292,952.70 and 47,557.80

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Solution

The fourth proportional to 195,301.80, 292,952.70 and 47,557.80 is: 71,336.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,301.80 : 292,952.70 = 47,557.80 : x
  2. Step 2: Convert to fraction form
    195,301.80/292,952.70 = 47,557.80/x
  3. Step 3: Cross multiply
    195,301.80x = 292,952.70 × 47,557.80
  4. Step 4: Simplify right side
    195,301.80x = 13,932,185,916.06
  5. Step 5: Solve for x
    x = 13,932,185,916.06/195,301.80
  6. Step 6: Final answer
    x = 71,336.70

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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.