Home / 75,666.11-104,369.23-47,322.59

Finding the Fourth Proportional to 75,666.11, 104,369.23 and 47,322.59

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Solution

The fourth proportional to 75,666.11, 104,369.23 and 47,322.59 is: 65,273.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,666.11 : 104,369.23 = 47,322.59 : x
  2. Step 2: Convert to fraction form
    75,666.11/104,369.23 = 47,322.59/x
  3. Step 3: Cross multiply
    75,666.11x = 104,369.23 × 47,322.59
  4. Step 4: Simplify right side
    75,666.11x = 4,939,022,422.52
  5. Step 5: Solve for x
    x = 4,939,022,422.52/75,666.11
  6. Step 6: Final answer
    x = 65,273.90

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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.