Home / 122,402.76-183,622.64-43,498.23

Finding the Fourth Proportional to 122,402.76, 183,622.64 and 43,498.23

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Solution

The fourth proportional to 122,402.76, 183,622.64 and 43,498.23 is: 65,253.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,402.76 : 183,622.64 = 43,498.23 : x
  2. Step 2: Convert to fraction form
    122,402.76/183,622.64 = 43,498.23/x
  3. Step 3: Cross multiply
    122,402.76x = 183,622.64 × 43,498.23
  4. Step 4: Simplify right side
    122,402.76x = 7,987,259,610.44
  5. Step 5: Solve for x
    x = 7,987,259,610.44/122,402.76
  6. Step 6: Final answer
    x = 65,253.92

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1.5x scale

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.