Home / 73,276.96-101,105.40-41,438.92

Finding the Fourth Proportional to 73,276.96, 101,105.40 and 41,438.92

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Solution

The fourth proportional to 73,276.96, 101,105.40 and 41,438.92 is: 57,176.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,276.96 : 101,105.40 = 41,438.92 : x
  2. Step 2: Convert to fraction form
    73,276.96/101,105.40 = 41,438.92/x
  3. Step 3: Cross multiply
    73,276.96x = 101,105.40 × 41,438.92
  4. Step 4: Simplify right side
    73,276.96x = 4,189,698,582.17
  5. Step 5: Solve for x
    x = 4,189,698,582.17/73,276.96
  6. Step 6: Final answer
    x = 57,176.21

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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.