Home / 123,793.22-170,838.73-70,077.12

Finding the Fourth Proportional to 123,793.22, 170,838.73 and 70,077.12

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Solution

The fourth proportional to 123,793.22, 170,838.73 and 70,077.12 is: 96,708.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,793.22 : 170,838.73 = 70,077.12 : x
  2. Step 2: Convert to fraction form
    123,793.22/170,838.73 = 70,077.12/x
  3. Step 3: Cross multiply
    123,793.22x = 170,838.73 × 70,077.12
  4. Step 4: Simplify right side
    123,793.22x = 11,971,886,182.86
  5. Step 5: Solve for x
    x = 11,971,886,182.86/123,793.22
  6. Step 6: Final answer
    x = 96,708.74

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1.5x scale

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.