Home / 141,675.99-195,521.06-81,246.15

Finding the Fourth Proportional to 141,675.99, 195,521.06 and 81,246.15

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Solution

The fourth proportional to 141,675.99, 195,521.06 and 81,246.15 is: 112,124.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,675.99 : 195,521.06 = 81,246.15 : x
  2. Step 2: Convert to fraction form
    141,675.99/195,521.06 = 81,246.15/x
  3. Step 3: Cross multiply
    141,675.99x = 195,521.06 × 81,246.15
  4. Step 4: Simplify right side
    141,675.99x = 15,885,332,962.69
  5. Step 5: Solve for x
    x = 15,885,332,962.69/141,675.99
  6. Step 6: Final answer
    x = 112,124.38

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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.