Home / 248,034.48-371,831.40-90,233.52

Finding the Fourth Proportional to 248,034.48, 371,831.40 and 90,233.52

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Solution

The fourth proportional to 248,034.48, 371,831.40 and 90,233.52 is: 135,270.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,034.48 : 371,831.40 = 90,233.52 : x
  2. Step 2: Convert to fraction form
    248,034.48/371,831.40 = 90,233.52/x
  3. Step 3: Cross multiply
    248,034.48x = 371,831.40 × 90,233.52
  4. Step 4: Simplify right side
    248,034.48x = 33,551,656,068.53
  5. Step 5: Solve for x
    x = 33,551,656,068.53/248,034.48
  6. Step 6: Final answer
    x = 135,270.13

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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.