Home / 348,062.18-522,018.05-123,429.92

Finding the Fourth Proportional to 348,062.18, 522,018.05 and 123,429.92

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Solution

The fourth proportional to 348,062.18, 522,018.05 and 123,429.92 is: 185,118.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,062.18 : 522,018.05 = 123,429.92 : x
  2. Step 2: Convert to fraction form
    348,062.18/522,018.05 = 123,429.92/x
  3. Step 3: Cross multiply
    348,062.18x = 522,018.05 × 123,429.92
  4. Step 4: Simplify right side
    348,062.18x = 64,432,642,922.82
  5. Step 5: Solve for x
    x = 64,432,642,922.82/348,062.18
  6. Step 6: Final answer
    x = 185,118.20

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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.