Home / 122,597.43-183,641.00-78,003.29

Finding the Fourth Proportional to 122,597.43, 183,641.00 and 78,003.29

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Solution

The fourth proportional to 122,597.43, 183,641.00 and 78,003.29 is: 116,842.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,597.43 : 183,641.00 = 78,003.29 : x
  2. Step 2: Convert to fraction form
    122,597.43/183,641.00 = 78,003.29/x
  3. Step 3: Cross multiply
    122,597.43x = 183,641.00 × 78,003.29
  4. Step 4: Simplify right side
    122,597.43x = 14,324,600,870.67
  5. Step 5: Solve for x
    x = 14,324,600,870.67/122,597.43
  6. Step 6: Final answer
    x = 116,842.59

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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.