Home / 113,175.23-156,195.59-64,795.14

Finding the Fourth Proportional to 113,175.23, 156,195.59 and 64,795.14

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Solution

The fourth proportional to 113,175.23, 156,195.59 and 64,795.14 is: 89,425.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,175.23 : 156,195.59 = 64,795.14 : x
  2. Step 2: Convert to fraction form
    113,175.23/156,195.59 = 64,795.14/x
  3. Step 3: Cross multiply
    113,175.23x = 156,195.59 × 64,795.14
  4. Step 4: Simplify right side
    113,175.23x = 10,120,714,797.46
  5. Step 5: Solve for x
    x = 10,120,714,797.46/113,175.23
  6. Step 6: Final answer
    x = 89,425.18

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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.