Home / 73,895.40-101,976.26-42,066.36

Finding the Fourth Proportional to 73,895.40, 101,976.26 and 42,066.36

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Solution

The fourth proportional to 73,895.40, 101,976.26 and 42,066.36 is: 58,051.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,895.40 : 101,976.26 = 42,066.36 : x
  2. Step 2: Convert to fraction form
    73,895.40/101,976.26 = 42,066.36/x
  3. Step 3: Cross multiply
    73,895.40x = 101,976.26 × 42,066.36
  4. Step 4: Simplify right side
    73,895.40x = 4,289,770,064.61
  5. Step 5: Solve for x
    x = 4,289,770,064.61/73,895.40
  6. Step 6: Final answer
    x = 58,051.92

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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.