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Finding the Fourth Proportional to 167,859.36, 251,715.21 and 88,955.13

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Solution

The fourth proportional to 167,859.36, 251,715.21 and 88,955.13 is: 133,393.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,859.36 : 251,715.21 = 88,955.13 : x
  2. Step 2: Convert to fraction form
    167,859.36/251,715.21 = 88,955.13/x
  3. Step 3: Cross multiply
    167,859.36x = 251,715.21 × 88,955.13
  4. Step 4: Simplify right side
    167,859.36x = 22,391,359,228.53
  5. Step 5: Solve for x
    x = 22,391,359,228.53/167,859.36
  6. Step 6: Final answer
    x = 133,393.57

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1.5x scale

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.