Home / 98,113.74-135,395.24-55,093.58

Finding the Fourth Proportional to 98,113.74, 135,395.24 and 55,093.58

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Solution

The fourth proportional to 98,113.74, 135,395.24 and 55,093.58 is: 76,028.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,113.74 : 135,395.24 = 55,093.58 : x
  2. Step 2: Convert to fraction form
    98,113.74/135,395.24 = 55,093.58/x
  3. Step 3: Cross multiply
    98,113.74x = 135,395.24 × 55,093.58
  4. Step 4: Simplify right side
    98,113.74x = 7,459,407,534.12
  5. Step 5: Solve for x
    x = 7,459,407,534.12/98,113.74
  6. Step 6: Final answer
    x = 76,028.16

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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.