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Finding the Fourth Proportional to 175,550.70, 263,326.05 and 140,558.70

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Solution

The fourth proportional to 175,550.70, 263,326.05 and 140,558.70 is: 210,838.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,550.70 : 263,326.05 = 140,558.70 : x
  2. Step 2: Convert to fraction form
    175,550.70/263,326.05 = 140,558.70/x
  3. Step 3: Cross multiply
    175,550.70x = 263,326.05 × 140,558.70
  4. Step 4: Simplify right side
    175,550.70x = 37,012,767,264.14
  5. Step 5: Solve for x
    x = 37,012,767,264.14/175,550.70
  6. Step 6: Final answer
    x = 210,838.05

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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.