Home / 247,275.42-370,912.32-89,466.36

Finding the Fourth Proportional to 247,275.42, 370,912.32 and 89,466.36

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Solution

The fourth proportional to 247,275.42, 370,912.32 and 89,466.36 is: 134,199.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,275.42 : 370,912.32 = 89,466.36 : x
  2. Step 2: Convert to fraction form
    247,275.42/370,912.32 = 89,466.36/x
  3. Step 3: Cross multiply
    247,275.42x = 370,912.32 × 89,466.36
  4. Step 4: Simplify right side
    247,275.42x = 33,184,175,149.56
  5. Step 5: Solve for x
    x = 33,184,175,149.56/247,275.42
  6. Step 6: Final answer
    x = 134,199.25

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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.