Home / 70,356.14-97,091.63-38,091.09

Finding the Fourth Proportional to 70,356.14, 97,091.63 and 38,091.09

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Solution

The fourth proportional to 70,356.14, 97,091.63 and 38,091.09 is: 52,565.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,356.14 : 97,091.63 = 38,091.09 : x
  2. Step 2: Convert to fraction form
    70,356.14/97,091.63 = 38,091.09/x
  3. Step 3: Cross multiply
    70,356.14x = 97,091.63 × 38,091.09
  4. Step 4: Simplify right side
    70,356.14x = 3,698,326,016.58
  5. Step 5: Solve for x
    x = 3,698,326,016.58/70,356.14
  6. Step 6: Final answer
    x = 52,565.79

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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.