Home / 247,331.40-371,011.46-69,823.55

Finding the Fourth Proportional to 247,331.40, 371,011.46 and 69,823.55

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Solution

The fourth proportional to 247,331.40, 371,011.46 and 69,823.55 is: 104,739.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,331.40 : 371,011.46 = 69,823.55 : x
  2. Step 2: Convert to fraction form
    247,331.40/371,011.46 = 69,823.55/x
  3. Step 3: Cross multiply
    247,331.40x = 371,011.46 × 69,823.55
  4. Step 4: Simplify right side
    247,331.40x = 25,905,335,719.35
  5. Step 5: Solve for x
    x = 25,905,335,719.35/247,331.40
  6. Step 6: Final answer
    x = 104,739.37

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1.5x scale

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.