Home / 217,372.40-326,058.60-134,313.20

Finding the Fourth Proportional to 217,372.40, 326,058.60 and 134,313.20

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Solution

The fourth proportional to 217,372.40, 326,058.60 and 134,313.20 is: 201,469.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,372.40 : 326,058.60 = 134,313.20 : x
  2. Step 2: Convert to fraction form
    217,372.40/326,058.60 = 134,313.20/x
  3. Step 3: Cross multiply
    217,372.40x = 326,058.60 × 134,313.20
  4. Step 4: Simplify right side
    217,372.40x = 43,793,973,953.52
  5. Step 5: Solve for x
    x = 43,793,973,953.52/217,372.40
  6. Step 6: Final answer
    x = 201,469.80

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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.