Home / 346,601.80-519,921.18-109,962.70

Finding the Fourth Proportional to 346,601.80, 519,921.18 and 109,962.70

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Solution

The fourth proportional to 346,601.80, 519,921.18 and 109,962.70 is: 164,949.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,601.80 : 519,921.18 = 109,962.70 : x
  2. Step 2: Convert to fraction form
    346,601.80/519,921.18 = 109,962.70/x
  3. Step 3: Cross multiply
    346,601.80x = 519,921.18 × 109,962.70
  4. Step 4: Simplify right side
    346,601.80x = 57,171,936,739.99
  5. Step 5: Solve for x
    x = 57,171,936,739.99/346,601.80
  6. Step 6: Final answer
    x = 164,949.91

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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.