Home / 296,434.56-444,664.16-86,072.52

Finding the Fourth Proportional to 296,434.56, 444,664.16 and 86,072.52

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Solution

The fourth proportional to 296,434.56, 444,664.16 and 86,072.52 is: 129,112.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,434.56 : 444,664.16 = 86,072.52 : x
  2. Step 2: Convert to fraction form
    296,434.56/444,664.16 = 86,072.52/x
  3. Step 3: Cross multiply
    296,434.56x = 444,664.16 × 86,072.52
  4. Step 4: Simplify right side
    296,434.56x = 38,273,364,374.52
  5. Step 5: Solve for x
    x = 38,273,364,374.52/296,434.56
  6. Step 6: Final answer
    x = 129,112.36

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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.