Home / 98,267.28-135,609.36-55,828.24

Finding the Fourth Proportional to 98,267.28, 135,609.36 and 55,828.24

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Solution

The fourth proportional to 98,267.28, 135,609.36 and 55,828.24 is: 77,043.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,267.28 : 135,609.36 = 55,828.24 : x
  2. Step 2: Convert to fraction form
    98,267.28/135,609.36 = 55,828.24/x
  3. Step 3: Cross multiply
    98,267.28x = 135,609.36 × 55,828.24
  4. Step 4: Simplify right side
    98,267.28x = 7,570,831,896.33
  5. Step 5: Solve for x
    x = 7,570,831,896.33/98,267.28
  6. Step 6: Final answer
    x = 77,043.26

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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.