Home / 89,878.98-124,032.15-49,593.09

Finding the Fourth Proportional to 89,878.98, 124,032.15 and 49,593.09

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Solution

The fourth proportional to 89,878.98, 124,032.15 and 49,593.09 is: 68,438.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,878.98 : 124,032.15 = 49,593.09 : x
  2. Step 2: Convert to fraction form
    89,878.98/124,032.15 = 49,593.09/x
  3. Step 3: Cross multiply
    89,878.98x = 124,032.15 × 49,593.09
  4. Step 4: Simplify right side
    89,878.98x = 6,151,137,577.84
  5. Step 5: Solve for x
    x = 6,151,137,577.84/89,878.98
  6. Step 6: Final answer
    x = 68,438.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.