Home / 346,156.74-519,144.61-102,932.32

Finding the Fourth Proportional to 346,156.74, 519,144.61 and 102,932.32

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Solution

The fourth proportional to 346,156.74, 519,144.61 and 102,932.32 is: 154,371.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,156.74 : 519,144.61 = 102,932.32 : x
  2. Step 2: Convert to fraction form
    346,156.74/519,144.61 = 102,932.32/x
  3. Step 3: Cross multiply
    346,156.74x = 519,144.61 × 102,932.32
  4. Step 4: Simplify right side
    346,156.74x = 53,436,759,122.80
  5. Step 5: Solve for x
    x = 53,436,759,122.80/346,156.74
  6. Step 6: Final answer
    x = 154,371.57

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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.