Home / 110,989.48-166,465.96-47,792.56

Finding the Fourth Proportional to 110,989.48, 166,465.96 and 47,792.56

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Solution

The fourth proportional to 110,989.48, 166,465.96 and 47,792.56 is: 71,680.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,989.48 : 166,465.96 = 47,792.56 : x
  2. Step 2: Convert to fraction form
    110,989.48/166,465.96 = 47,792.56/x
  3. Step 3: Cross multiply
    110,989.48x = 166,465.96 × 47,792.56
  4. Step 4: Simplify right side
    110,989.48x = 7,955,834,381.26
  5. Step 5: Solve for x
    x = 7,955,834,381.26/110,989.48
  6. Step 6: Final answer
    x = 71,680.98

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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.