Home / 135,950.04-187,635.11-101,666.79

Finding the Fourth Proportional to 135,950.04, 187,635.11 and 101,666.79

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Solution

The fourth proportional to 135,950.04, 187,635.11 and 101,666.79 is: 140,318.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,950.04 : 187,635.11 = 101,666.79 : x
  2. Step 2: Convert to fraction form
    135,950.04/187,635.11 = 101,666.79/x
  3. Step 3: Cross multiply
    135,950.04x = 187,635.11 × 101,666.79
  4. Step 4: Simplify right side
    135,950.04x = 19,076,258,816.66
  5. Step 5: Solve for x
    x = 19,076,258,816.66/135,950.04
  6. Step 6: Final answer
    x = 140,318.16

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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.