Home / 70,935.30-97,886.16-39,104.46

Finding the Fourth Proportional to 70,935.30, 97,886.16 and 39,104.46

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Solution

The fourth proportional to 70,935.30, 97,886.16 and 39,104.46 is: 53,961.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,935.30 : 97,886.16 = 39,104.46 : x
  2. Step 2: Convert to fraction form
    70,935.30/97,886.16 = 39,104.46/x
  3. Step 3: Cross multiply
    70,935.30x = 97,886.16 × 39,104.46
  4. Step 4: Simplify right side
    70,935.30x = 3,827,785,428.27
  5. Step 5: Solve for x
    x = 3,827,785,428.27/70,935.30
  6. Step 6: Final answer
    x = 53,961.64

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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.