Home / 266,675.47-400,013.58-108,903.92

Finding the Fourth Proportional to 266,675.47, 400,013.58 and 108,903.92

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Solution

The fourth proportional to 266,675.47, 400,013.58 and 108,903.92 is: 163,356.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,675.47 : 400,013.58 = 108,903.92 : x
  2. Step 2: Convert to fraction form
    266,675.47/400,013.58 = 108,903.92/x
  3. Step 3: Cross multiply
    266,675.47x = 400,013.58 × 108,903.92
  4. Step 4: Simplify right side
    266,675.47x = 43,563,045,323.56
  5. Step 5: Solve for x
    x = 43,563,045,323.56/266,675.47
  6. Step 6: Final answer
    x = 163,356.03

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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.