Home / 98,747.81-148,137.08-32,172.44

Finding the Fourth Proportional to 98,747.81, 148,137.08 and 32,172.44

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Solution

The fourth proportional to 98,747.81, 148,137.08 and 32,172.44 is: 48,263.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,747.81 : 148,137.08 = 32,172.44 : x
  2. Step 2: Convert to fraction form
    98,747.81/148,137.08 = 32,172.44/x
  3. Step 3: Cross multiply
    98,747.81x = 148,137.08 × 32,172.44
  4. Step 4: Simplify right side
    98,747.81x = 4,765,931,157.21
  5. Step 5: Solve for x
    x = 4,765,931,157.21/98,747.81
  6. Step 6: Final answer
    x = 48,263.66

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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.