Home / 98,097.48-135,370.44-55,658.34

Finding the Fourth Proportional to 98,097.48, 135,370.44 and 55,658.34

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Solution

The fourth proportional to 98,097.48, 135,370.44 and 55,658.34 is: 76,806.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,097.48 : 135,370.44 = 55,658.34 : x
  2. Step 2: Convert to fraction form
    98,097.48/135,370.44 = 55,658.34/x
  3. Step 3: Cross multiply
    98,097.48x = 135,370.44 × 55,658.34
  4. Step 4: Simplify right side
    98,097.48x = 7,534,493,975.47
  5. Step 5: Solve for x
    x = 7,534,493,975.47/98,097.48
  6. Step 6: Final answer
    x = 76,806.19

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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.