Home / 70,932.38-97,886.82-38,667.26

Finding the Fourth Proportional to 70,932.38, 97,886.82 and 38,667.26

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Solution

The fourth proportional to 70,932.38, 97,886.82 and 38,667.26 is: 53,360.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,932.38 : 97,886.82 = 38,667.26 : x
  2. Step 2: Convert to fraction form
    70,932.38/97,886.82 = 38,667.26/x
  3. Step 3: Cross multiply
    70,932.38x = 97,886.82 × 38,667.26
  4. Step 4: Simplify right side
    70,932.38x = 3,785,014,926.18
  5. Step 5: Solve for x
    x = 3,785,014,926.18/70,932.38
  6. Step 6: Final answer
    x = 53,360.89

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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.