Home / 114,431.52-157,822.26-80,552.46

Finding the Fourth Proportional to 114,431.52, 157,822.26 and 80,552.46

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Solution

The fourth proportional to 114,431.52, 157,822.26 and 80,552.46 is: 111,096.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,431.52 : 157,822.26 = 80,552.46 : x
  2. Step 2: Convert to fraction form
    114,431.52/157,822.26 = 80,552.46/x
  3. Step 3: Cross multiply
    114,431.52x = 157,822.26 × 80,552.46
  4. Step 4: Simplify right side
    114,431.52x = 12,712,971,285.76
  5. Step 5: Solve for x
    x = 12,712,971,285.76/114,431.52
  6. Step 6: Final answer
    x = 111,096.76

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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.