Home / 247,558.32-371,319.12-79,071.84

Finding the Fourth Proportional to 247,558.32, 371,319.12 and 79,071.84

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Solution

The fourth proportional to 247,558.32, 371,319.12 and 79,071.84 is: 118,601.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,558.32 : 371,319.12 = 79,071.84 : x
  2. Step 2: Convert to fraction form
    247,558.32/371,319.12 = 79,071.84/x
  3. Step 3: Cross multiply
    247,558.32x = 371,319.12 × 79,071.84
  4. Step 4: Simplify right side
    247,558.32x = 29,360,886,045.58
  5. Step 5: Solve for x
    x = 29,360,886,045.58/247,558.32
  6. Step 6: Final answer
    x = 118,601.90

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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.