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Finding the Fourth Proportional to 230,817.84, 346,271.65 and 88,652.72

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Solution

The fourth proportional to 230,817.84, 346,271.65 and 88,652.72 is: 132,996.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,817.84 : 346,271.65 = 88,652.72 : x
  2. Step 2: Convert to fraction form
    230,817.84/346,271.65 = 88,652.72/x
  3. Step 3: Cross multiply
    230,817.84x = 346,271.65 × 88,652.72
  4. Step 4: Simplify right side
    230,817.84x = 30,697,923,631.39
  5. Step 5: Solve for x
    x = 30,697,923,631.39/230,817.84
  6. Step 6: Final answer
    x = 132,996.32

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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.