Home / 219,895.48-303,439.04-124,408.34

Finding the Fourth Proportional to 219,895.48, 303,439.04 and 124,408.34

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Solution

The fourth proportional to 219,895.48, 303,439.04 and 124,408.34 is: 171,674.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,895.48 : 303,439.04 = 124,408.34 : x
  2. Step 2: Convert to fraction form
    219,895.48/303,439.04 = 124,408.34/x
  3. Step 3: Cross multiply
    219,895.48x = 303,439.04 × 124,408.34
  4. Step 4: Simplify right side
    219,895.48x = 37,750,347,257.59
  5. Step 5: Solve for x
    x = 37,750,347,257.59/219,895.48
  6. Step 6: Final answer
    x = 171,674.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.