Home / 147,327.39-220,991.49-47,494.89

Finding the Fourth Proportional to 147,327.39, 220,991.49 and 47,494.89

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Solution

The fourth proportional to 147,327.39, 220,991.49 and 47,494.89 is: 71,242.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,327.39 : 220,991.49 = 47,494.89 : x
  2. Step 2: Convert to fraction form
    147,327.39/220,991.49 = 47,494.89/x
  3. Step 3: Cross multiply
    147,327.39x = 220,991.49 × 47,494.89
  4. Step 4: Simplify right side
    147,327.39x = 10,495,966,508.49
  5. Step 5: Solve for x
    x = 10,495,966,508.49/147,327.39
  6. Step 6: Final answer
    x = 71,242.47

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1.5x scale

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.