Home / 97,922.24-135,132.36-55,488.86

Finding the Fourth Proportional to 97,922.24, 135,132.36 and 55,488.86

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Solution

The fourth proportional to 97,922.24, 135,132.36 and 55,488.86 is: 76,574.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,922.24 : 135,132.36 = 55,488.86 : x
  2. Step 2: Convert to fraction form
    97,922.24/135,132.36 = 55,488.86/x
  3. Step 3: Cross multiply
    97,922.24x = 135,132.36 × 55,488.86
  4. Step 4: Simplify right side
    97,922.24x = 7,498,340,605.51
  5. Step 5: Solve for x
    x = 7,498,340,605.51/97,922.24
  6. Step 6: Final answer
    x = 76,574.44

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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.