Home / 266,831.64-368,247.62-152,113

Finding the Fourth Proportional to 266,831.64, 368,247.62 and 152,113

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Solution

The fourth proportional to 266,831.64, 368,247.62 and 152,113 is: 209,927.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,831.64 : 368,247.62 = 152,113 : x
  2. Step 2: Convert to fraction form
    266,831.64/368,247.62 = 152,113/x
  3. Step 3: Cross multiply
    266,831.64x = 368,247.62 × 152,113
  4. Step 4: Simplify right side
    266,831.64x = 56,015,250,221.06
  5. Step 5: Solve for x
    x = 56,015,250,221.06/266,831.64
  6. Step 6: Final answer
    x = 209,927.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.