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Finding the Fourth Proportional to 88,682.90, 124,467.10 and 88,682.90

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Solution

The fourth proportional to 88,682.90, 124,467.10 and 88,682.90 is: 124,467.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,682.90 : 124,467.10 = 88,682.90 : x
  2. Step 2: Convert to fraction form
    88,682.90/124,467.10 = 88,682.90/x
  3. Step 3: Cross multiply
    88,682.90x = 124,467.10 × 88,682.90
  4. Step 4: Simplify right side
    88,682.90x = 11,038,103,382.59
  5. Step 5: Solve for x
    x = 11,038,103,382.59/88,682.90
  6. Step 6: Final answer
    x = 124,467.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.