Home / 98,748.81-148,138.58-32,173.44

Finding the Fourth Proportional to 98,748.81, 148,138.58 and 32,173.44

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Solution

The fourth proportional to 98,748.81, 148,138.58 and 32,173.44 is: 48,265.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,748.81 : 148,138.58 = 32,173.44 : x
  2. Step 2: Convert to fraction form
    98,748.81/148,138.58 = 32,173.44/x
  3. Step 3: Cross multiply
    98,748.81x = 148,138.58 × 32,173.44
  4. Step 4: Simplify right side
    98,748.81x = 4,766,127,715.32
  5. Step 5: Solve for x
    x = 4,766,127,715.32/98,748.81
  6. Step 6: Final answer
    x = 48,265.17

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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.