Home / 243,061.40-364,592.10-223,815.80

Finding the Fourth Proportional to 243,061.40, 364,592.10 and 223,815.80

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Solution

The fourth proportional to 243,061.40, 364,592.10 and 223,815.80 is: 335,723.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,061.40 : 364,592.10 = 223,815.80 : x
  2. Step 2: Convert to fraction form
    243,061.40/364,592.10 = 223,815.80/x
  3. Step 3: Cross multiply
    243,061.40x = 364,592.10 × 223,815.80
  4. Step 4: Simplify right side
    243,061.40x = 81,601,472,535.18
  5. Step 5: Solve for x
    x = 81,601,472,535.18/243,061.40
  6. Step 6: Final answer
    x = 335,723.70

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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.