Home / 70,965.40-97,932.92-39,133.48

Finding the Fourth Proportional to 70,965.40, 97,932.92 and 39,133.48

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Solution

The fourth proportional to 70,965.40, 97,932.92 and 39,133.48 is: 54,004.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,965.40 : 97,932.92 = 39,133.48 : x
  2. Step 2: Convert to fraction form
    70,965.40/97,932.92 = 39,133.48/x
  3. Step 3: Cross multiply
    70,965.40x = 97,932.92 × 39,133.48
  4. Step 4: Simplify right side
    70,965.40x = 3,832,455,966.16
  5. Step 5: Solve for x
    x = 3,832,455,966.16/70,965.40
  6. Step 6: Final answer
    x = 54,004.57

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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.