Home / 218,960.04-328,011.10-195,157.16

Finding the Fourth Proportional to 218,960.04, 328,011.10 and 195,157.16

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Solution

The fourth proportional to 218,960.04, 328,011.10 and 195,157.16 is: 292,353.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,960.04 : 328,011.10 = 195,157.16 : x
  2. Step 2: Convert to fraction form
    218,960.04/328,011.10 = 195,157.16/x
  3. Step 3: Cross multiply
    218,960.04x = 328,011.10 × 195,157.16
  4. Step 4: Simplify right side
    218,960.04x = 64,013,714,724.48
  5. Step 5: Solve for x
    x = 64,013,714,724.48/218,960.04
  6. Step 6: Final answer
    x = 292,353.41

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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.