Home / 240,000.14-331,020.61-167,406.77

Finding the Fourth Proportional to 240,000.14, 331,020.61 and 167,406.77

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Solution

The fourth proportional to 240,000.14, 331,020.61 and 167,406.77 is: 230,896.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,000.14 : 331,020.61 = 167,406.77 : x
  2. Step 2: Convert to fraction form
    240,000.14/331,020.61 = 167,406.77/x
  3. Step 3: Cross multiply
    240,000.14x = 331,020.61 × 167,406.77
  4. Step 4: Simplify right side
    240,000.14x = 55,415,091,123.53
  5. Step 5: Solve for x
    x = 55,415,091,123.53/240,000.14
  6. Step 6: Final answer
    x = 230,896.08

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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.