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Finding the Fourth Proportional to 58,862.98, 88,282.10 and 19,410.84

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Solution

The fourth proportional to 58,862.98, 88,282.10 and 19,410.84 is: 29,112.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,862.98 : 88,282.10 = 19,410.84 : x
  2. Step 2: Convert to fraction form
    58,862.98/88,282.10 = 19,410.84/x
  3. Step 3: Cross multiply
    58,862.98x = 88,282.10 × 19,410.84
  4. Step 4: Simplify right side
    58,862.98x = 1,713,629,717.96
  5. Step 5: Solve for x
    x = 1,713,629,717.96/58,862.98
  6. Step 6: Final answer
    x = 29,112.18

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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.