Home / 89,878.96-124,031.99-49,594.42

Finding the Fourth Proportional to 89,878.96, 124,031.99 and 49,594.42

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Solution

The fourth proportional to 89,878.96, 124,031.99 and 49,594.42 is: 68,439.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,878.96 : 124,031.99 = 49,594.42 : x
  2. Step 2: Convert to fraction form
    89,878.96/124,031.99 = 49,594.42/x
  3. Step 3: Cross multiply
    89,878.96x = 124,031.99 × 49,594.42
  4. Step 4: Simplify right side
    89,878.96x = 6,151,293,737.36
  5. Step 5: Solve for x
    x = 6,151,293,737.36/89,878.96
  6. Step 6: Final answer
    x = 68,439.76

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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.