Home / 134,773.45-186,047.14-87,050.07

Finding the Fourth Proportional to 134,773.45, 186,047.14 and 87,050.07

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Solution

The fourth proportional to 134,773.45, 186,047.14 and 87,050.07 is: 120,167.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,773.45 : 186,047.14 = 87,050.07 : x
  2. Step 2: Convert to fraction form
    134,773.45/186,047.14 = 87,050.07/x
  3. Step 3: Cross multiply
    134,773.45x = 186,047.14 × 87,050.07
  4. Step 4: Simplify right side
    134,773.45x = 16,195,416,125.05
  5. Step 5: Solve for x
    x = 16,195,416,125.05/134,773.45
  6. Step 6: Final answer
    x = 120,167.71

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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.