Home / 107,278.74-160,942.41-57,332.52

Finding the Fourth Proportional to 107,278.74, 160,942.41 and 57,332.52

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Solution

The fourth proportional to 107,278.74, 160,942.41 and 57,332.52 is: 86,011.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,278.74 : 160,942.41 = 57,332.52 : x
  2. Step 2: Convert to fraction form
    107,278.74/160,942.41 = 57,332.52/x
  3. Step 3: Cross multiply
    107,278.74x = 160,942.41 × 57,332.52
  4. Step 4: Simplify right side
    107,278.74x = 9,227,233,940.17
  5. Step 5: Solve for x
    x = 9,227,233,940.17/107,278.74
  6. Step 6: Final answer
    x = 86,011.77

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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.