Home / 96,722.16-145,083.36-52,369.80

Finding the Fourth Proportional to 96,722.16, 145,083.36 and 52,369.80

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Solution

The fourth proportional to 96,722.16, 145,083.36 and 52,369.80 is: 78,554.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,722.16 : 145,083.36 = 52,369.80 : x
  2. Step 2: Convert to fraction form
    96,722.16/145,083.36 = 52,369.80/x
  3. Step 3: Cross multiply
    96,722.16x = 145,083.36 × 52,369.80
  4. Step 4: Simplify right side
    96,722.16x = 7,597,986,546.53
  5. Step 5: Solve for x
    x = 7,597,986,546.53/96,722.16
  6. Step 6: Final answer
    x = 78,554.76

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1.5x scale

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.