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Finding the Fourth Proportional to 223,655.04, 308,740.80 and 159,882.24

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Solution

The fourth proportional to 223,655.04, 308,740.80 and 159,882.24 is: 220,706.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,655.04 : 308,740.80 = 159,882.24 : x
  2. Step 2: Convert to fraction form
    223,655.04/308,740.80 = 159,882.24/x
  3. Step 3: Cross multiply
    223,655.04x = 308,740.80 × 159,882.24
  4. Step 4: Simplify right side
    223,655.04x = 49,362,170,683.39
  5. Step 5: Solve for x
    x = 49,362,170,683.39/223,655.04
  6. Step 6: Final answer
    x = 220,706.72

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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.