Home / 122,035.83-182,985.19-83,610.69

Finding the Fourth Proportional to 122,035.83, 182,985.19 and 83,610.69

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Solution

The fourth proportional to 122,035.83, 182,985.19 and 83,610.69 is: 125,369.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,035.83 : 182,985.19 = 83,610.69 : x
  2. Step 2: Convert to fraction form
    122,035.83/182,985.19 = 83,610.69/x
  3. Step 3: Cross multiply
    122,035.83x = 182,985.19 × 83,610.69
  4. Step 4: Simplify right side
    122,035.83x = 15,299,518,504.65
  5. Step 5: Solve for x
    x = 15,299,518,504.65/122,035.83
  6. Step 6: Final answer
    x = 125,369.07

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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.