Home / 69,466.28-95,857.80-40,782.92

Finding the Fourth Proportional to 69,466.28, 95,857.80 and 40,782.92

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Solution

The fourth proportional to 69,466.28, 95,857.80 and 40,782.92 is: 56,277.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,466.28 : 95,857.80 = 40,782.92 : x
  2. Step 2: Convert to fraction form
    69,466.28/95,857.80 = 40,782.92/x
  3. Step 3: Cross multiply
    69,466.28x = 95,857.80 × 40,782.92
  4. Step 4: Simplify right side
    69,466.28x = 3,909,360,988.78
  5. Step 5: Solve for x
    x = 3,909,360,988.78/69,466.28
  6. Step 6: Final answer
    x = 56,277.10

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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.