Home / 217,846.17-326,897.16-91,476.69

Finding the Fourth Proportional to 217,846.17, 326,897.16 and 91,476.69

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Solution

The fourth proportional to 217,846.17, 326,897.16 and 91,476.69 is: 137,268.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,846.17 : 326,897.16 = 91,476.69 : x
  2. Step 2: Convert to fraction form
    217,846.17/326,897.16 = 91,476.69/x
  3. Step 3: Cross multiply
    217,846.17x = 326,897.16 × 91,476.69
  4. Step 4: Simplify right side
    217,846.17x = 29,903,470,167.20
  5. Step 5: Solve for x
    x = 29,903,470,167.20/217,846.17
  6. Step 6: Final answer
    x = 137,268.74

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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.