Home / 75,547.32-104,257.78-41,558.42

Finding the Fourth Proportional to 75,547.32, 104,257.78 and 41,558.42

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Solution

The fourth proportional to 75,547.32, 104,257.78 and 41,558.42 is: 57,351.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,547.32 : 104,257.78 = 41,558.42 : x
  2. Step 2: Convert to fraction form
    75,547.32/104,257.78 = 41,558.42/x
  3. Step 3: Cross multiply
    75,547.32x = 104,257.78 × 41,558.42
  4. Step 4: Simplify right side
    75,547.32x = 4,332,788,706.80
  5. Step 5: Solve for x
    x = 4,332,788,706.80/75,547.32
  6. Step 6: Final answer
    x = 57,351.98

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1.5x scale

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.