Home / 61,370.31-84,690.23-34,512.81

Finding the Fourth Proportional to 61,370.31, 84,690.23 and 34,512.81

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Solution

The fourth proportional to 61,370.31, 84,690.23 and 34,512.81 is: 47,627.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,370.31 : 84,690.23 = 34,512.81 : x
  2. Step 2: Convert to fraction form
    61,370.31/84,690.23 = 34,512.81/x
  3. Step 3: Cross multiply
    61,370.31x = 84,690.23 × 34,512.81
  4. Step 4: Simplify right side
    61,370.31x = 2,922,897,644.28
  5. Step 5: Solve for x
    x = 2,922,897,644.28/61,370.31
  6. Step 6: Final answer
    x = 47,627.23

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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.