Home / 55,948.68-77,163.30-40,824.36

Finding the Fourth Proportional to 55,948.68, 77,163.30 and 40,824.36

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Solution

The fourth proportional to 55,948.68, 77,163.30 and 40,824.36 is: 56,304.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,948.68 : 77,163.30 = 40,824.36 : x
  2. Step 2: Convert to fraction form
    55,948.68/77,163.30 = 40,824.36/x
  3. Step 3: Cross multiply
    55,948.68x = 77,163.30 × 40,824.36
  4. Step 4: Simplify right side
    55,948.68x = 3,150,142,337.99
  5. Step 5: Solve for x
    x = 3,150,142,337.99/55,948.68
  6. Step 6: Final answer
    x = 56,304.14

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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.