Home / 314,669.66-471,829.52-104,192.78

Finding the Fourth Proportional to 314,669.66, 471,829.52 and 104,192.78

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Solution

The fourth proportional to 314,669.66, 471,829.52 and 104,192.78 is: 156,231.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,669.66 : 471,829.52 = 104,192.78 : x
  2. Step 2: Convert to fraction form
    314,669.66/471,829.52 = 104,192.78/x
  3. Step 3: Cross multiply
    314,669.66x = 471,829.52 × 104,192.78
  4. Step 4: Simplify right side
    314,669.66x = 49,161,229,374.87
  5. Step 5: Solve for x
    x = 49,161,229,374.87/314,669.66
  6. Step 6: Final answer
    x = 156,231.23

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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.