Home / 72,146.07-108,230.94-22,225.05

Finding the Fourth Proportional to 72,146.07, 108,230.94 and 22,225.05

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Solution

The fourth proportional to 72,146.07, 108,230.94 and 22,225.05 is: 33,341.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,146.07 : 108,230.94 = 22,225.05 : x
  2. Step 2: Convert to fraction form
    72,146.07/108,230.94 = 22,225.05/x
  3. Step 3: Cross multiply
    72,146.07x = 108,230.94 × 22,225.05
  4. Step 4: Simplify right side
    72,146.07x = 2,405,438,053.05
  5. Step 5: Solve for x
    x = 2,405,438,053.05/72,146.07
  6. Step 6: Final answer
    x = 33,341.22

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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.