Home / 48,831.80-73,247.70-28,095.80

Finding the Fourth Proportional to 48,831.80, 73,247.70 and 28,095.80

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Solution

The fourth proportional to 48,831.80, 73,247.70 and 28,095.80 is: 42,143.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,831.80 : 73,247.70 = 28,095.80 : x
  2. Step 2: Convert to fraction form
    48,831.80/73,247.70 = 28,095.80/x
  3. Step 3: Cross multiply
    48,831.80x = 73,247.70 × 28,095.80
  4. Step 4: Simplify right side
    48,831.80x = 2,057,952,729.66
  5. Step 5: Solve for x
    x = 2,057,952,729.66/48,831.80
  6. Step 6: Final answer
    x = 42,143.70

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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.