Home / 60,521.07-83,578.97-49,871.46

Finding the Fourth Proportional to 60,521.07, 83,578.97 and 49,871.46

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Solution

The fourth proportional to 60,521.07, 83,578.97 and 49,871.46 is: 68,871.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,521.07 : 83,578.97 = 49,871.46 : x
  2. Step 2: Convert to fraction form
    60,521.07/83,578.97 = 49,871.46/x
  3. Step 3: Cross multiply
    60,521.07x = 83,578.97 × 49,871.46
  4. Step 4: Simplify right side
    60,521.07x = 4,168,205,697.30
  5. Step 5: Solve for x
    x = 4,168,205,697.30/60,521.07
  6. Step 6: Final answer
    x = 68,871.97

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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.