Home / 97,799.91-134,964.30-55,366.62

Finding the Fourth Proportional to 97,799.91, 134,964.30 and 55,366.62

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Solution

The fourth proportional to 97,799.91, 134,964.30 and 55,366.62 is: 76,406.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,799.91 : 134,964.30 = 55,366.62 : x
  2. Step 2: Convert to fraction form
    97,799.91/134,964.30 = 55,366.62/x
  3. Step 3: Cross multiply
    97,799.91x = 134,964.30 × 55,366.62
  4. Step 4: Simplify right side
    97,799.91x = 7,472,517,111.67
  5. Step 5: Solve for x
    x = 7,472,517,111.67/97,799.91
  6. Step 6: Final answer
    x = 76,406.18

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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.