Home / 121,301.10-167,407.83-67,594.86

Finding the Fourth Proportional to 121,301.10, 167,407.83 and 67,594.86

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Solution

The fourth proportional to 121,301.10, 167,407.83 and 67,594.86 is: 93,287.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,301.10 : 167,407.83 = 67,594.86 : x
  2. Step 2: Convert to fraction form
    121,301.10/167,407.83 = 67,594.86/x
  3. Step 3: Cross multiply
    121,301.10x = 167,407.83 × 67,594.86
  4. Step 4: Simplify right side
    121,301.10x = 11,315,908,831.75
  5. Step 5: Solve for x
    x = 11,315,908,831.75/121,301.10
  6. Step 6: Final answer
    x = 93,287.77

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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.