Home / 64,233.20-88,677.53-38,745.99

Finding the Fourth Proportional to 64,233.20, 88,677.53 and 38,745.99

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Solution

The fourth proportional to 64,233.20, 88,677.53 and 38,745.99 is: 53,491.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,233.20 : 88,677.53 = 38,745.99 : x
  2. Step 2: Convert to fraction form
    64,233.20/88,677.53 = 38,745.99/x
  3. Step 3: Cross multiply
    64,233.20x = 88,677.53 × 38,745.99
  4. Step 4: Simplify right side
    64,233.20x = 3,435,898,690.60
  5. Step 5: Solve for x
    x = 3,435,898,690.60/64,233.20
  6. Step 6: Final answer
    x = 53,491.01

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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.