Home / 346,267.59-519,634.67-135,880.71

Finding the Fourth Proportional to 346,267.59, 519,634.67 and 135,880.71

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Solution

The fourth proportional to 346,267.59, 519,634.67 and 135,880.71 is: 203,912.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,267.59 : 519,634.67 = 135,880.71 : x
  2. Step 2: Convert to fraction form
    346,267.59/519,634.67 = 135,880.71/x
  3. Step 3: Cross multiply
    346,267.59x = 519,634.67 × 135,880.71
  4. Step 4: Simplify right side
    346,267.59x = 70,608,327,220.81
  5. Step 5: Solve for x
    x = 70,608,327,220.81/346,267.59
  6. Step 6: Final answer
    x = 203,912.61

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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.