Home / 52,377.30-78,615.36-34,859.43

Finding the Fourth Proportional to 52,377.30, 78,615.36 and 34,859.43

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Solution

The fourth proportional to 52,377.30, 78,615.36 and 34,859.43 is: 52,322.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,377.30 : 78,615.36 = 34,859.43 : x
  2. Step 2: Convert to fraction form
    52,377.30/78,615.36 = 34,859.43/x
  3. Step 3: Cross multiply
    52,377.30x = 78,615.36 × 34,859.43
  4. Step 4: Simplify right side
    52,377.30x = 2,740,486,638.84
  5. Step 5: Solve for x
    x = 2,740,486,638.84/52,377.30
  6. Step 6: Final answer
    x = 52,322.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.