Home / 233,172.31-349,034.45-126,290.81

Finding the Fourth Proportional to 233,172.31, 349,034.45 and 126,290.81

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Solution

The fourth proportional to 233,172.31, 349,034.45 and 126,290.81 is: 189,044.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,172.31 : 349,034.45 = 126,290.81 : x
  2. Step 2: Convert to fraction form
    233,172.31/349,034.45 = 126,290.81/x
  3. Step 3: Cross multiply
    233,172.31x = 349,034.45 × 126,290.81
  4. Step 4: Simplify right side
    233,172.31x = 44,079,843,420.22
  5. Step 5: Solve for x
    x = 44,079,843,420.22/233,172.31
  6. Step 6: Final answer
    x = 189,044.07

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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.