Home / 135,895.42-187,624.50-88,284.46

Finding the Fourth Proportional to 135,895.42, 187,624.50 and 88,284.46

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Solution

The fourth proportional to 135,895.42, 187,624.50 and 88,284.46 is: 121,890.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,895.42 : 187,624.50 = 88,284.46 : x
  2. Step 2: Convert to fraction form
    135,895.42/187,624.50 = 88,284.46/x
  3. Step 3: Cross multiply
    135,895.42x = 187,624.50 × 88,284.46
  4. Step 4: Simplify right side
    135,895.42x = 16,564,327,665.27
  5. Step 5: Solve for x
    x = 16,564,327,665.27/135,895.42
  6. Step 6: Final answer
    x = 121,890.26

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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.