Home / 346,145.84-519,247.92-109,483.28

Finding the Fourth Proportional to 346,145.84, 519,247.92 and 109,483.28

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Solution

The fourth proportional to 346,145.84, 519,247.92 and 109,483.28 is: 164,234.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,145.84 : 519,247.92 = 109,483.28 : x
  2. Step 2: Convert to fraction form
    346,145.84/519,247.92 = 109,483.28/x
  3. Step 3: Cross multiply
    346,145.84x = 519,247.92 × 109,483.28
  4. Step 4: Simplify right side
    346,145.84x = 56,848,965,414.78
  5. Step 5: Solve for x
    x = 56,848,965,414.78/346,145.84
  6. Step 6: Final answer
    x = 164,234.14

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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.