Home / 122,380.26-183,607.98-58,420.02

Finding the Fourth Proportional to 122,380.26, 183,607.98 and 58,420.02

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Solution

The fourth proportional to 122,380.26, 183,607.98 and 58,420.02 is: 87,647.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,380.26 : 183,607.98 = 58,420.02 : x
  2. Step 2: Convert to fraction form
    122,380.26/183,607.98 = 58,420.02/x
  3. Step 3: Cross multiply
    122,380.26x = 183,607.98 × 58,420.02
  4. Step 4: Simplify right side
    122,380.26x = 10,726,381,863.76
  5. Step 5: Solve for x
    x = 10,726,381,863.76/122,380.26
  6. Step 6: Final answer
    x = 87,647.97

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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.