Home / 248,831.70-373,247.55-155,390.10

Finding the Fourth Proportional to 248,831.70, 373,247.55 and 155,390.10

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Solution

The fourth proportional to 248,831.70, 373,247.55 and 155,390.10 is: 233,085.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,831.70 : 373,247.55 = 155,390.10 : x
  2. Step 2: Convert to fraction form
    248,831.70/373,247.55 = 155,390.10/x
  3. Step 3: Cross multiply
    248,831.70x = 373,247.55 × 155,390.10
  4. Step 4: Simplify right side
    248,831.70x = 57,998,974,119.26
  5. Step 5: Solve for x
    x = 57,998,974,119.26/248,831.70
  6. Step 6: Final answer
    x = 233,085.15

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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.