Home / 72,802.89-109,204.22-22,887.35

Finding the Fourth Proportional to 72,802.89, 109,204.22 and 22,887.35

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Solution

The fourth proportional to 72,802.89, 109,204.22 and 22,887.35 is: 34,330.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,802.89 : 109,204.22 = 22,887.35 : x
  2. Step 2: Convert to fraction form
    72,802.89/109,204.22 = 22,887.35/x
  3. Step 3: Cross multiply
    72,802.89x = 109,204.22 × 22,887.35
  4. Step 4: Simplify right side
    72,802.89x = 2,499,394,544.16
  5. Step 5: Solve for x
    x = 2,499,394,544.16/72,802.89
  6. Step 6: Final answer
    x = 34,330.98

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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.