Home / 247,840.08-371,803.86-87,964.92

Finding the Fourth Proportional to 247,840.08, 371,803.86 and 87,964.92

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Solution

The fourth proportional to 247,840.08, 371,803.86 and 87,964.92 is: 131,962.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,840.08 : 371,803.86 = 87,964.92 : x
  2. Step 2: Convert to fraction form
    247,840.08/371,803.86 = 87,964.92/x
  3. Step 3: Cross multiply
    247,840.08x = 371,803.86 × 87,964.92
  4. Step 4: Simplify right side
    247,840.08x = 32,705,696,800.59
  5. Step 5: Solve for x
    x = 32,705,696,800.59/247,840.08
  6. Step 6: Final answer
    x = 131,962.90

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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.