Home / 117,746.10-176,619.15-71,090.10

Finding the Fourth Proportional to 117,746.10, 176,619.15 and 71,090.10

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Solution

The fourth proportional to 117,746.10, 176,619.15 and 71,090.10 is: 106,635.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,746.10 : 176,619.15 = 71,090.10 : x
  2. Step 2: Convert to fraction form
    117,746.10/176,619.15 = 71,090.10/x
  3. Step 3: Cross multiply
    117,746.10x = 176,619.15 × 71,090.10
  4. Step 4: Simplify right side
    117,746.10x = 12,555,873,035.42
  5. Step 5: Solve for x
    x = 12,555,873,035.42/117,746.10
  6. Step 6: Final answer
    x = 106,635.15

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Similar ratio
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1.5x scale

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.