Home / 346,206.72-519,470.82-132,903.66

Finding the Fourth Proportional to 346,206.72, 519,470.82 and 132,903.66

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Solution

The fourth proportional to 346,206.72, 519,470.82 and 132,903.66 is: 199,417.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,206.72 : 519,470.82 = 132,903.66 : x
  2. Step 2: Convert to fraction form
    346,206.72/519,470.82 = 132,903.66/x
  3. Step 3: Cross multiply
    346,206.72x = 519,470.82 × 132,903.66
  4. Step 4: Simplify right side
    346,206.72x = 69,039,573,241.20
  5. Step 5: Solve for x
    x = 69,039,573,241.20/346,206.72
  6. Step 6: Final answer
    x = 199,417.20

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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.