Home / 113,090.14-156,092.44-65,373.22

Finding the Fourth Proportional to 113,090.14, 156,092.44 and 65,373.22

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Solution

The fourth proportional to 113,090.14, 156,092.44 and 65,373.22 is: 90,231.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,090.14 : 156,092.44 = 65,373.22 : x
  2. Step 2: Convert to fraction form
    113,090.14/156,092.44 = 65,373.22/x
  3. Step 3: Cross multiply
    113,090.14x = 156,092.44 × 65,373.22
  4. Step 4: Simplify right side
    113,090.14x = 10,204,265,420.46
  5. Step 5: Solve for x
    x = 10,204,265,420.46/113,090.14
  6. Step 6: Final answer
    x = 90,231.26

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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.