Home / 195,088.24-292,642.56-61,978.96

Finding the Fourth Proportional to 195,088.24, 292,642.56 and 61,978.96

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Solution

The fourth proportional to 195,088.24, 292,642.56 and 61,978.96 is: 92,971.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,088.24 : 292,642.56 = 61,978.96 : x
  2. Step 2: Convert to fraction form
    195,088.24/292,642.56 = 61,978.96/x
  3. Step 3: Cross multiply
    195,088.24x = 292,642.56 × 61,978.96
  4. Step 4: Simplify right side
    195,088.24x = 18,137,681,520.54
  5. Step 5: Solve for x
    x = 18,137,681,520.54/195,088.24
  6. Step 6: Final answer
    x = 92,971.68

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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.