Home / 70,174.24-105,277.78-47,998.06

Finding the Fourth Proportional to 70,174.24, 105,277.78 and 47,998.06

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Solution

The fourth proportional to 70,174.24, 105,277.78 and 47,998.06 is: 72,008.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,174.24 : 105,277.78 = 47,998.06 : x
  2. Step 2: Convert to fraction form
    70,174.24/105,277.78 = 47,998.06/x
  3. Step 3: Cross multiply
    70,174.24x = 105,277.78 × 47,998.06
  4. Step 4: Simplify right side
    70,174.24x = 5,053,129,201.11
  5. Step 5: Solve for x
    x = 5,053,129,201.11/70,174.24
  6. Step 6: Final answer
    x = 72,008.32

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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.