Home / 61,796.15-85,275.18-34,939.79

Finding the Fourth Proportional to 61,796.15, 85,275.18 and 34,939.79

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Solution

The fourth proportional to 61,796.15, 85,275.18 and 34,939.79 is: 48,214.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,796.15 : 85,275.18 = 34,939.79 : x
  2. Step 2: Convert to fraction form
    61,796.15/85,275.18 = 34,939.79/x
  3. Step 3: Cross multiply
    61,796.15x = 85,275.18 × 34,939.79
  4. Step 4: Simplify right side
    61,796.15x = 2,979,496,774.82
  5. Step 5: Solve for x
    x = 2,979,496,774.82/61,796.15
  6. Step 6: Final answer
    x = 48,214.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.