Home / 233,055.12-349,633.87-138,371.69

Finding the Fourth Proportional to 233,055.12, 349,633.87 and 138,371.69

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Solution

The fourth proportional to 233,055.12, 349,633.87 and 138,371.69 is: 207,587.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,055.12 : 349,633.87 = 138,371.69 : x
  2. Step 2: Convert to fraction form
    233,055.12/349,633.87 = 138,371.69/x
  3. Step 3: Cross multiply
    233,055.12x = 349,633.87 × 138,371.69
  4. Step 4: Simplify right side
    233,055.12x = 48,379,430,001.30
  5. Step 5: Solve for x
    x = 48,379,430,001.30/233,055.12
  6. Step 6: Final answer
    x = 207,587.93

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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.