Home / 183,972.02-275,727.18-78,667.16

Finding the Fourth Proportional to 183,972.02, 275,727.18 and 78,667.16

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Solution

The fourth proportional to 183,972.02, 275,727.18 and 78,667.16 is: 117,902.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,972.02 : 275,727.18 = 78,667.16 : x
  2. Step 2: Convert to fraction form
    183,972.02/275,727.18 = 78,667.16/x
  3. Step 3: Cross multiply
    183,972.02x = 275,727.18 × 78,667.16
  4. Step 4: Simplify right side
    183,972.02x = 21,690,674,185.41
  5. Step 5: Solve for x
    x = 21,690,674,185.41/183,972.02
  6. Step 6: Final answer
    x = 117,902.03

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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.