Home / 141,472.16-195,232.89-76,942.01

Finding the Fourth Proportional to 141,472.16, 195,232.89 and 76,942.01

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Solution

The fourth proportional to 141,472.16, 195,232.89 and 76,942.01 is: 106,180.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,472.16 : 195,232.89 = 76,942.01 : x
  2. Step 2: Convert to fraction form
    141,472.16/195,232.89 = 76,942.01/x
  3. Step 3: Cross multiply
    141,472.16x = 195,232.89 × 76,942.01
  4. Step 4: Simplify right side
    141,472.16x = 15,021,610,974.71
  5. Step 5: Solve for x
    x = 15,021,610,974.71/141,472.16
  6. Step 6: Final answer
    x = 106,180.68

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1.5x scale

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.