Home / 61,490.64-84,856.20-34,633.44

Finding the Fourth Proportional to 61,490.64, 84,856.20 and 34,633.44

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Solution

The fourth proportional to 61,490.64, 84,856.20 and 34,633.44 is: 47,793.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,490.64 : 84,856.20 = 34,633.44 : x
  2. Step 2: Convert to fraction form
    61,490.64/84,856.20 = 34,633.44/x
  3. Step 3: Cross multiply
    61,490.64x = 84,856.20 × 34,633.44
  4. Step 4: Simplify right side
    61,490.64x = 2,938,862,111.33
  5. Step 5: Solve for x
    x = 2,938,862,111.33/61,490.64
  6. Step 6: Final answer
    x = 47,793.65

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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.