Home / 73,008.74-100,733.01-42,777.82

Finding the Fourth Proportional to 73,008.74, 100,733.01 and 42,777.82

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Solution

The fourth proportional to 73,008.74, 100,733.01 and 42,777.82 is: 59,022.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,008.74 : 100,733.01 = 42,777.82 : x
  2. Step 2: Convert to fraction form
    73,008.74/100,733.01 = 42,777.82/x
  3. Step 3: Cross multiply
    73,008.74x = 100,733.01 × 42,777.82
  4. Step 4: Simplify right side
    73,008.74x = 4,309,138,318.01
  5. Step 5: Solve for x
    x = 4,309,138,318.01/73,008.74
  6. Step 6: Final answer
    x = 59,022.23

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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.