Home / 77,346.99-116,057.81-42,285.73

Finding the Fourth Proportional to 77,346.99, 116,057.81 and 42,285.73

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Solution

The fourth proportional to 77,346.99, 116,057.81 and 42,285.73 is: 63,449.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,346.99 : 116,057.81 = 42,285.73 : x
  2. Step 2: Convert to fraction form
    77,346.99/116,057.81 = 42,285.73/x
  3. Step 3: Cross multiply
    77,346.99x = 116,057.81 × 42,285.73
  4. Step 4: Simplify right side
    77,346.99x = 4,907,589,218.05
  5. Step 5: Solve for x
    x = 4,907,589,218.05/77,346.99
  6. Step 6: Final answer
    x = 63,449.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.