Home / 67,722.32-93,458.12-40,526.36

Finding the Fourth Proportional to 67,722.32, 93,458.12 and 40,526.36

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Solution

The fourth proportional to 67,722.32, 93,458.12 and 40,526.36 is: 55,927.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,722.32 : 93,458.12 = 40,526.36 : x
  2. Step 2: Convert to fraction form
    67,722.32/93,458.12 = 40,526.36/x
  3. Step 3: Cross multiply
    67,722.32x = 93,458.12 × 40,526.36
  4. Step 4: Simplify right side
    67,722.32x = 3,787,517,416.04
  5. Step 5: Solve for x
    x = 3,787,517,416.04/67,722.32
  6. Step 6: Final answer
    x = 55,927.17

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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.