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Finding the Fourth Proportional to 52,322.65, 78,482.22 and 22,740.48

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Solution

The fourth proportional to 52,322.65, 78,482.22 and 22,740.48 is: 34,109.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,322.65 : 78,482.22 = 22,740.48 : x
  2. Step 2: Convert to fraction form
    52,322.65/78,482.22 = 22,740.48/x
  3. Step 3: Cross multiply
    52,322.65x = 78,482.22 × 22,740.48
  4. Step 4: Simplify right side
    52,322.65x = 1,784,723,240.56
  5. Step 5: Solve for x
    x = 1,784,723,240.56/52,322.65
  6. Step 6: Final answer
    x = 34,109.96

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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.