Home / 69,148.56-95,417.12-38,933.10

Finding the Fourth Proportional to 69,148.56, 95,417.12 and 38,933.10

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Solution

The fourth proportional to 69,148.56, 95,417.12 and 38,933.10 is: 53,723.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,148.56 : 95,417.12 = 38,933.10 : x
  2. Step 2: Convert to fraction form
    69,148.56/95,417.12 = 38,933.10/x
  3. Step 3: Cross multiply
    69,148.56x = 95,417.12 × 38,933.10
  4. Step 4: Simplify right side
    69,148.56x = 3,714,884,274.67
  5. Step 5: Solve for x
    x = 3,714,884,274.67/69,148.56
  6. Step 6: Final answer
    x = 53,723.23

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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.