Home / 61,378.55-84,701.57-34,521.05

Finding the Fourth Proportional to 61,378.55, 84,701.57 and 34,521.05

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Solution

The fourth proportional to 61,378.55, 84,701.57 and 34,521.05 is: 47,638.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,378.55 : 84,701.57 = 34,521.05 : x
  2. Step 2: Convert to fraction form
    61,378.55/84,701.57 = 34,521.05/x
  3. Step 3: Cross multiply
    61,378.55x = 84,701.57 × 34,521.05
  4. Step 4: Simplify right side
    61,378.55x = 2,923,987,532.91
  5. Step 5: Solve for x
    x = 2,923,987,532.91/61,378.55
  6. Step 6: Final answer
    x = 47,638.59

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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.