Home / 175,769.49-263,653.81-42,649.64

Finding the Fourth Proportional to 175,769.49, 263,653.81 and 42,649.64

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Solution

The fourth proportional to 175,769.49, 263,653.81 and 42,649.64 is: 63,974.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,769.49 : 263,653.81 = 42,649.64 : x
  2. Step 2: Convert to fraction form
    175,769.49/263,653.81 = 42,649.64/x
  3. Step 3: Cross multiply
    175,769.49x = 263,653.81 × 42,649.64
  4. Step 4: Simplify right side
    175,769.49x = 11,244,738,549.61
  5. Step 5: Solve for x
    x = 11,244,738,549.61/175,769.49
  6. Step 6: Final answer
    x = 63,974.35

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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.