Home / 176,571.72-243,706.98-108,646.44

Finding the Fourth Proportional to 176,571.72, 243,706.98 and 108,646.44

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Solution

The fourth proportional to 176,571.72, 243,706.98 and 108,646.44 is: 149,955.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,571.72 : 243,706.98 = 108,646.44 : x
  2. Step 2: Convert to fraction form
    176,571.72/243,706.98 = 108,646.44/x
  3. Step 3: Cross multiply
    176,571.72x = 243,706.98 × 108,646.44
  4. Step 4: Simplify right side
    176,571.72x = 26,477,895,780.15
  5. Step 5: Solve for x
    x = 26,477,895,780.15/176,571.72
  6. Step 6: Final answer
    x = 149,955.47

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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.