Home / 118,754.34-178,143.22-34,515.24

Finding the Fourth Proportional to 118,754.34, 178,143.22 and 34,515.24

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Solution

The fourth proportional to 118,754.34, 178,143.22 and 34,515.24 is: 51,776.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,754.34 : 178,143.22 = 34,515.24 : x
  2. Step 2: Convert to fraction form
    118,754.34/178,143.22 = 34,515.24/x
  3. Step 3: Cross multiply
    118,754.34x = 178,143.22 × 34,515.24
  4. Step 4: Simplify right side
    118,754.34x = 6,148,655,992.67
  5. Step 5: Solve for x
    x = 6,148,655,992.67/118,754.34
  6. Step 6: Final answer
    x = 51,776.26

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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.