Home / 79,961.88-119,933.28-62,210.34

Finding the Fourth Proportional to 79,961.88, 119,933.28 and 62,210.34

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Solution

The fourth proportional to 79,961.88, 119,933.28 and 62,210.34 is: 93,308.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,961.88 : 119,933.28 = 62,210.34 : x
  2. Step 2: Convert to fraction form
    79,961.88/119,933.28 = 62,210.34/x
  3. Step 3: Cross multiply
    79,961.88x = 119,933.28 × 62,210.34
  4. Step 4: Simplify right side
    79,961.88x = 7,461,090,126.12
  5. Step 5: Solve for x
    x = 7,461,090,126.12/79,961.88
  6. Step 6: Final answer
    x = 93,308.09

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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.