Home / 98,036.29-135,290.07-55,594.82

Finding the Fourth Proportional to 98,036.29, 135,290.07 and 55,594.82

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Solution

The fourth proportional to 98,036.29, 135,290.07 and 55,594.82 is: 76,720.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,036.29 : 135,290.07 = 55,594.82 : x
  2. Step 2: Convert to fraction form
    98,036.29/135,290.07 = 55,594.82/x
  3. Step 3: Cross multiply
    98,036.29x = 135,290.07 × 55,594.82
  4. Step 4: Simplify right side
    98,036.29x = 7,521,427,089.44
  5. Step 5: Solve for x
    x = 7,521,427,089.44/98,036.29
  6. Step 6: Final answer
    x = 76,720.85

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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.