Home / 131,750.84-197,631.73-38,256.59

Finding the Fourth Proportional to 131,750.84, 197,631.73 and 38,256.59

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Solution

The fourth proportional to 131,750.84, 197,631.73 and 38,256.59 is: 57,386.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,750.84 : 197,631.73 = 38,256.59 : x
  2. Step 2: Convert to fraction form
    131,750.84/197,631.73 = 38,256.59/x
  3. Step 3: Cross multiply
    131,750.84x = 197,631.73 × 38,256.59
  4. Step 4: Simplify right side
    131,750.84x = 7,560,716,950.18
  5. Step 5: Solve for x
    x = 7,560,716,950.18/131,750.84
  6. Step 6: Final answer
    x = 57,386.48

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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.