Home / 217,362.39-326,044.71-98,950.92

Finding the Fourth Proportional to 217,362.39, 326,044.71 and 98,950.92

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Solution

The fourth proportional to 217,362.39, 326,044.71 and 98,950.92 is: 148,426.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,362.39 : 326,044.71 = 98,950.92 : x
  2. Step 2: Convert to fraction form
    217,362.39/326,044.71 = 98,950.92/x
  3. Step 3: Cross multiply
    217,362.39x = 326,044.71 × 98,950.92
  4. Step 4: Simplify right side
    217,362.39x = 32,262,424,015.63
  5. Step 5: Solve for x
    x = 32,262,424,015.63/217,362.39
  6. Step 6: Final answer
    x = 148,426.89

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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.