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Finding the Fourth Proportional to 92,903.28, 139,324.16 and 35,950.76

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Solution

The fourth proportional to 92,903.28, 139,324.16 and 35,950.76 is: 53,914.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,903.28 : 139,324.16 = 35,950.76 : x
  2. Step 2: Convert to fraction form
    92,903.28/139,324.16 = 35,950.76/x
  3. Step 3: Cross multiply
    92,903.28x = 139,324.16 × 35,950.76
  4. Step 4: Simplify right side
    92,903.28x = 5,008,809,438.36
  5. Step 5: Solve for x
    x = 5,008,809,438.36/92,903.28
  6. Step 6: Final answer
    x = 53,914.24

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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.