Home / 91,311.04-137,006.16-32,188.96

Finding the Fourth Proportional to 91,311.04, 137,006.16 and 32,188.96

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Solution

The fourth proportional to 91,311.04, 137,006.16 and 32,188.96 is: 48,297.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,311.04 : 137,006.16 = 32,188.96 : x
  2. Step 2: Convert to fraction form
    91,311.04/137,006.16 = 32,188.96/x
  3. Step 3: Cross multiply
    91,311.04x = 137,006.16 × 32,188.96
  4. Step 4: Simplify right side
    91,311.04x = 4,410,085,803.99
  5. Step 5: Solve for x
    x = 4,410,085,803.99/91,311.04
  6. Step 6: Final answer
    x = 48,297.40

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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.