Home / 110,904.81-166,475.61-47,756.21

Finding the Fourth Proportional to 110,904.81, 166,475.61 and 47,756.21

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Solution

The fourth proportional to 110,904.81, 166,475.61 and 47,756.21 is: 71,685.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,904.81 : 166,475.61 = 47,756.21 : x
  2. Step 2: Convert to fraction form
    110,904.81/166,475.61 = 47,756.21/x
  3. Step 3: Cross multiply
    110,904.81x = 166,475.61 × 47,756.21
  4. Step 4: Simplify right side
    110,904.81x = 7,950,243,358.66
  5. Step 5: Solve for x
    x = 7,950,243,358.66/110,904.81
  6. Step 6: Final answer
    x = 71,685.29

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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.