Home / 129,133.10-193,588.70-44,882.32

Finding the Fourth Proportional to 129,133.10, 193,588.70 and 44,882.32

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Solution

The fourth proportional to 129,133.10, 193,588.70 and 44,882.32 is: 67,284.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,133.10 : 193,588.70 = 44,882.32 : x
  2. Step 2: Convert to fraction form
    129,133.10/193,588.70 = 44,882.32/x
  3. Step 3: Cross multiply
    129,133.10x = 193,588.70 × 44,882.32
  4. Step 4: Simplify right side
    129,133.10x = 8,688,709,273.40
  5. Step 5: Solve for x
    x = 8,688,709,273.40/129,133.10
  6. Step 6: Final answer
    x = 67,284.91

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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.