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Finding the Fourth Proportional to 216,746.35, 325,086.68 and 58,987.10

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Solution

The fourth proportional to 216,746.35, 325,086.68 and 58,987.10 is: 88,471.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,746.35 : 325,086.68 = 58,987.10 : x
  2. Step 2: Convert to fraction form
    216,746.35/325,086.68 = 58,987.10/x
  3. Step 3: Cross multiply
    216,746.35x = 325,086.68 × 58,987.10
  4. Step 4: Simplify right side
    216,746.35x = 19,175,921,462.01
  5. Step 5: Solve for x
    x = 19,175,921,462.01/216,746.35
  6. Step 6: Final answer
    x = 88,471.72

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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.