Home / 187,831.41-281,763.51-47,590.03

Finding the Fourth Proportional to 187,831.41, 281,763.51 and 47,590.03

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Solution

The fourth proportional to 187,831.41, 281,763.51 and 47,590.03 is: 71,389.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,831.41 : 281,763.51 = 47,590.03 : x
  2. Step 2: Convert to fraction form
    187,831.41/281,763.51 = 47,590.03/x
  3. Step 3: Cross multiply
    187,831.41x = 281,763.51 × 47,590.03
  4. Step 4: Simplify right side
    187,831.41x = 13,409,134,335.24
  5. Step 5: Solve for x
    x = 13,409,134,335.24/187,831.41
  6. Step 6: Final answer
    x = 71,389.20

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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.