Home / 372,822.60-559,192.04-102,989.12

Finding the Fourth Proportional to 372,822.60, 559,192.04 and 102,989.12

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Solution

The fourth proportional to 372,822.60, 559,192.04 and 102,989.12 is: 154,472.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,822.60 : 559,192.04 = 102,989.12 : x
  2. Step 2: Convert to fraction form
    372,822.60/559,192.04 = 102,989.12/x
  3. Step 3: Cross multiply
    372,822.60x = 559,192.04 × 102,989.12
  4. Step 4: Simplify right side
    372,822.60x = 57,590,696,110.60
  5. Step 5: Solve for x
    x = 57,590,696,110.60/372,822.60
  6. Step 6: Final answer
    x = 154,472.12

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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.