Home / 217,537.64-326,237.34-147,864.68

Finding the Fourth Proportional to 217,537.64, 326,237.34 and 147,864.68

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Solution

The fourth proportional to 217,537.64, 326,237.34 and 147,864.68 is: 221,750.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,537.64 : 326,237.34 = 147,864.68 : x
  2. Step 2: Convert to fraction form
    217,537.64/326,237.34 = 147,864.68/x
  3. Step 3: Cross multiply
    217,537.64x = 326,237.34 × 147,864.68
  4. Step 4: Simplify right side
    217,537.64x = 48,238,979,883.15
  5. Step 5: Solve for x
    x = 48,238,979,883.15/217,537.64
  6. Step 6: Final answer
    x = 221,750.04

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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.