Home / 346,203.72-519,466.32-132,900.66

Finding the Fourth Proportional to 346,203.72, 519,466.32 and 132,900.66

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Solution

The fourth proportional to 346,203.72, 519,466.32 and 132,900.66 is: 199,412.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,203.72 : 519,466.32 = 132,900.66 : x
  2. Step 2: Convert to fraction form
    346,203.72/519,466.32 = 132,900.66/x
  3. Step 3: Cross multiply
    346,203.72x = 519,466.32 × 132,900.66
  4. Step 4: Simplify right side
    346,203.72x = 69,037,416,775.77
  5. Step 5: Solve for x
    x = 69,037,416,775.77/346,203.72
  6. Step 6: Final answer
    x = 199,412.69

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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.