Home / 106,086.84-145,502.89-94,129.41

Finding the Fourth Proportional to 106,086.84, 145,502.89 and 94,129.41

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Solution

The fourth proportional to 106,086.84, 145,502.89 and 94,129.41 is: 129,102.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,086.84 : 145,502.89 = 94,129.41 : x
  2. Step 2: Convert to fraction form
    106,086.84/145,502.89 = 94,129.41/x
  3. Step 3: Cross multiply
    106,086.84x = 145,502.89 × 94,129.41
  4. Step 4: Simplify right side
    106,086.84x = 13,696,101,188.99
  5. Step 5: Solve for x
    x = 13,696,101,188.99/106,086.84
  6. Step 6: Final answer
    x = 129,102.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.