Home / 69,659.33-96,145.18-45,788.22

Finding the Fourth Proportional to 69,659.33, 96,145.18 and 45,788.22

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Solution

The fourth proportional to 69,659.33, 96,145.18 and 45,788.22 is: 63,197.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,659.33 : 96,145.18 = 45,788.22 : x
  2. Step 2: Convert to fraction form
    69,659.33/96,145.18 = 45,788.22/x
  3. Step 3: Cross multiply
    69,659.33x = 96,145.18 × 45,788.22
  4. Step 4: Simplify right side
    69,659.33x = 4,402,316,539.31
  5. Step 5: Solve for x
    x = 4,402,316,539.31/69,659.33
  6. Step 6: Final answer
    x = 63,197.81

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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.