Home / 97,867.52-135,050.78-57,573.49

Finding the Fourth Proportional to 97,867.52, 135,050.78 and 57,573.49

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Solution

The fourth proportional to 97,867.52, 135,050.78 and 57,573.49 is: 79,447.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,867.52 : 135,050.78 = 57,573.49 : x
  2. Step 2: Convert to fraction form
    97,867.52/135,050.78 = 57,573.49/x
  3. Step 3: Cross multiply
    97,867.52x = 135,050.78 × 57,573.49
  4. Step 4: Simplify right side
    97,867.52x = 7,775,344,731.82
  5. Step 5: Solve for x
    x = 7,775,344,731.82/97,867.52
  6. Step 6: Final answer
    x = 79,447.65

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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.