Home / 101,399.15-152,102.26-34,838.80

Finding the Fourth Proportional to 101,399.15, 152,102.26 and 34,838.80

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Solution

The fourth proportional to 101,399.15, 152,102.26 and 34,838.80 is: 52,259.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,399.15 : 152,102.26 = 34,838.80 : x
  2. Step 2: Convert to fraction form
    101,399.15/152,102.26 = 34,838.80/x
  3. Step 3: Cross multiply
    101,399.15x = 152,102.26 × 34,838.80
  4. Step 4: Simplify right side
    101,399.15x = 5,299,059,878.98
  5. Step 5: Solve for x
    x = 5,299,059,878.98/101,399.15
  6. Step 6: Final answer
    x = 52,259.41

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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.