Home / 356,184.28-534,153.42-103,396.24

Finding the Fourth Proportional to 356,184.28, 534,153.42 and 103,396.24

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Solution

The fourth proportional to 356,184.28, 534,153.42 and 103,396.24 is: 155,058.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,184.28 : 534,153.42 = 103,396.24 : x
  2. Step 2: Convert to fraction form
    356,184.28/534,153.42 = 103,396.24/x
  3. Step 3: Cross multiply
    356,184.28x = 534,153.42 × 103,396.24
  4. Step 4: Simplify right side
    356,184.28x = 55,229,455,211.14
  5. Step 5: Solve for x
    x = 55,229,455,211.14/356,184.28
  6. Step 6: Final answer
    x = 155,058.65

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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.