Home / 314,449.32-471,747.78-104,087.25

Finding the Fourth Proportional to 314,449.32, 471,747.78 and 104,087.25

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Solution

The fourth proportional to 314,449.32, 471,747.78 and 104,087.25 is: 156,155.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,449.32 : 471,747.78 = 104,087.25 : x
  2. Step 2: Convert to fraction form
    314,449.32/471,747.78 = 104,087.25/x
  3. Step 3: Cross multiply
    314,449.32x = 471,747.78 × 104,087.25
  4. Step 4: Simplify right side
    314,449.32x = 49,102,929,113.81
  5. Step 5: Solve for x
    x = 49,102,929,113.81/314,449.32
  6. Step 6: Final answer
    x = 156,155.30

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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.