Home / 76,057.85-104,950.52-42,061.75

Finding the Fourth Proportional to 76,057.85, 104,950.52 and 42,061.75

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Solution

The fourth proportional to 76,057.85, 104,950.52 and 42,061.75 is: 58,040.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,057.85 : 104,950.52 = 42,061.75 : x
  2. Step 2: Convert to fraction form
    76,057.85/104,950.52 = 42,061.75/x
  3. Step 3: Cross multiply
    76,057.85x = 104,950.52 × 42,061.75
  4. Step 4: Simplify right side
    76,057.85x = 4,414,402,219.66
  5. Step 5: Solve for x
    x = 4,414,402,219.66/76,057.85
  6. Step 6: Final answer
    x = 58,040.06

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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.