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Finding the Fourth Proportional to 67,903.65, 93,650.51 and 50,945.52

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Solution

The fourth proportional to 67,903.65, 93,650.51 and 50,945.52 is: 70,262.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,903.65 : 93,650.51 = 50,945.52 : x
  2. Step 2: Convert to fraction form
    67,903.65/93,650.51 = 50,945.52/x
  3. Step 3: Cross multiply
    67,903.65x = 93,650.51 × 50,945.52
  4. Step 4: Simplify right side
    67,903.65x = 4,771,074,408.77
  5. Step 5: Solve for x
    x = 4,771,074,408.77/67,903.65
  6. Step 6: Final answer
    x = 70,262.41

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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.