Home / 93,634.40-140,451.28-31,304.80

Finding the Fourth Proportional to 93,634.40, 140,451.28 and 31,304.80

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Solution

The fourth proportional to 93,634.40, 140,451.28 and 31,304.80 is: 46,957.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,634.40 : 140,451.28 = 31,304.80 : x
  2. Step 2: Convert to fraction form
    93,634.40/140,451.28 = 31,304.80/x
  3. Step 3: Cross multiply
    93,634.40x = 140,451.28 × 31,304.80
  4. Step 4: Simplify right side
    93,634.40x = 4,396,799,230.14
  5. Step 5: Solve for x
    x = 4,396,799,230.14/93,634.40
  6. Step 6: Final answer
    x = 46,957.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.