Home / 55,320.50-76,348.05-34,099.22

Finding the Fourth Proportional to 55,320.50, 76,348.05 and 34,099.22

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Solution

The fourth proportional to 55,320.50, 76,348.05 and 34,099.22 is: 47,060.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,320.50 : 76,348.05 = 34,099.22 : x
  2. Step 2: Convert to fraction form
    55,320.50/76,348.05 = 34,099.22/x
  3. Step 3: Cross multiply
    55,320.50x = 76,348.05 × 34,099.22
  4. Step 4: Simplify right side
    55,320.50x = 2,603,408,953.52
  5. Step 5: Solve for x
    x = 2,603,408,953.52/55,320.50
  6. Step 6: Final answer
    x = 47,060.47

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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.