Home / 155,204.08-232,611.10-66,353.16

Finding the Fourth Proportional to 155,204.08, 232,611.10 and 66,353.16

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Solution

The fourth proportional to 155,204.08, 232,611.10 and 66,353.16 is: 99,446.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,204.08 : 232,611.10 = 66,353.16 : x
  2. Step 2: Convert to fraction form
    155,204.08/232,611.10 = 66,353.16/x
  3. Step 3: Cross multiply
    155,204.08x = 232,611.10 × 66,353.16
  4. Step 4: Simplify right side
    155,204.08x = 15,434,481,536.08
  5. Step 5: Solve for x
    x = 15,434,481,536.08/155,204.08
  6. Step 6: Final answer
    x = 99,446.36

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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.