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Finding the Fourth Proportional to 219,265.38, 328,870.73 and 61,506.14

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Solution

The fourth proportional to 219,265.38, 328,870.73 and 61,506.14 is: 92,251.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,265.38 : 328,870.73 = 61,506.14 : x
  2. Step 2: Convert to fraction form
    219,265.38/328,870.73 = 61,506.14/x
  3. Step 3: Cross multiply
    219,265.38x = 328,870.73 × 61,506.14
  4. Step 4: Simplify right side
    219,265.38x = 20,227,567,670.69
  5. Step 5: Solve for x
    x = 20,227,567,670.69/219,265.38
  6. Step 6: Final answer
    x = 92,251.53

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1.5x scale

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.