Home / 107,292.83-160,939.24-57,221.23

Finding the Fourth Proportional to 107,292.83, 160,939.24 and 57,221.23

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Solution

The fourth proportional to 107,292.83, 160,939.24 and 57,221.23 is: 85,831.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,292.83 : 160,939.24 = 57,221.23 : x
  2. Step 2: Convert to fraction form
    107,292.83/160,939.24 = 57,221.23/x
  3. Step 3: Cross multiply
    107,292.83x = 160,939.24 × 57,221.23
  4. Step 4: Simplify right side
    107,292.83x = 9,209,141,268.07
  5. Step 5: Solve for x
    x = 9,209,141,268.07/107,292.83
  6. Step 6: Final answer
    x = 85,831.84

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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.