Home / 61,531.79-84,911.46-34,679.75

Finding the Fourth Proportional to 61,531.79, 84,911.46 and 34,679.75

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Solution

The fourth proportional to 61,531.79, 84,911.46 and 34,679.75 is: 47,856.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,531.79 : 84,911.46 = 34,679.75 : x
  2. Step 2: Convert to fraction form
    61,531.79/84,911.46 = 34,679.75/x
  3. Step 3: Cross multiply
    61,531.79x = 84,911.46 × 34,679.75
  4. Step 4: Simplify right side
    61,531.79x = 2,944,708,204.94
  5. Step 5: Solve for x
    x = 2,944,708,204.94/61,531.79
  6. Step 6: Final answer
    x = 47,856.70

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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.