Home / 155,719.24-214,892.53-84,099.27

Finding the Fourth Proportional to 155,719.24, 214,892.53 and 84,099.27

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Solution

The fourth proportional to 155,719.24, 214,892.53 and 84,099.27 is: 116,056.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,719.24 : 214,892.53 = 84,099.27 : x
  2. Step 2: Convert to fraction form
    155,719.24/214,892.53 = 84,099.27/x
  3. Step 3: Cross multiply
    155,719.24x = 214,892.53 × 84,099.27
  4. Step 4: Simplify right side
    155,719.24x = 18,072,304,901.45
  5. Step 5: Solve for x
    x = 18,072,304,901.45/155,719.24
  6. Step 6: Final answer
    x = 116,056.98

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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.