Home / 117,964.90-162,798.36-88,841.12

Finding the Fourth Proportional to 117,964.90, 162,798.36 and 88,841.12

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Solution

The fourth proportional to 117,964.90, 162,798.36 and 88,841.12 is: 122,605.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,964.90 : 162,798.36 = 88,841.12 : x
  2. Step 2: Convert to fraction form
    117,964.90/162,798.36 = 88,841.12/x
  3. Step 3: Cross multiply
    117,964.90x = 162,798.36 × 88,841.12
  4. Step 4: Simplify right side
    117,964.90x = 14,463,188,636.56
  5. Step 5: Solve for x
    x = 14,463,188,636.56/117,964.90
  6. Step 6: Final answer
    x = 122,605.87

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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.