Home / 346,899.92-519,944.44-147,152.72

Finding the Fourth Proportional to 346,899.92, 519,944.44 and 147,152.72

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Solution

The fourth proportional to 346,899.92, 519,944.44 and 147,152.72 is: 220,557.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,899.92 : 519,944.44 = 147,152.72 : x
  2. Step 2: Convert to fraction form
    346,899.92/519,944.44 = 147,152.72/x
  3. Step 3: Cross multiply
    346,899.92x = 519,944.44 × 147,152.72
  4. Step 4: Simplify right side
    346,899.92x = 76,511,238,594.88
  5. Step 5: Solve for x
    x = 76,511,238,594.88/346,899.92
  6. Step 6: Final answer
    x = 220,557.09

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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.