Home / 154,214.94-231,354-65,468.10

Finding the Fourth Proportional to 154,214.94, 231,354 and 65,468.10

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Solution

The fourth proportional to 154,214.94, 231,354 and 65,468.10 is: 98,215.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,214.94 : 231,354 = 65,468.10 : x
  2. Step 2: Convert to fraction form
    154,214.94/231,354 = 65,468.10/x
  3. Step 3: Cross multiply
    154,214.94x = 231,354 × 65,468.10
  4. Step 4: Simplify right side
    154,214.94x = 15,146,306,807.40
  5. Step 5: Solve for x
    x = 15,146,306,807.40/154,214.94
  6. Step 6: Final answer
    x = 98,215.56

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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.