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Finding the Fourth Proportional to 101,552.20, 152,328.30 and 49,064.20

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Solution

The fourth proportional to 101,552.20, 152,328.30 and 49,064.20 is: 73,596.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,552.20 : 152,328.30 = 49,064.20 : x
  2. Step 2: Convert to fraction form
    101,552.20/152,328.30 = 49,064.20/x
  3. Step 3: Cross multiply
    101,552.20x = 152,328.30 × 49,064.20
  4. Step 4: Simplify right side
    101,552.20x = 7,473,866,176.86
  5. Step 5: Solve for x
    x = 7,473,866,176.86/101,552.20
  6. Step 6: Final answer
    x = 73,596.30

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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.