Home / 76,475.99-105,553.73-42,496.14

Finding the Fourth Proportional to 76,475.99, 105,553.73 and 42,496.14

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Solution

The fourth proportional to 76,475.99, 105,553.73 and 42,496.14 is: 58,654.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,475.99 : 105,553.73 = 42,496.14 : x
  2. Step 2: Convert to fraction form
    76,475.99/105,553.73 = 42,496.14/x
  3. Step 3: Cross multiply
    76,475.99x = 105,553.73 × 42,496.14
  4. Step 4: Simplify right side
    76,475.99x = 4,485,626,087.60
  5. Step 5: Solve for x
    x = 4,485,626,087.60/76,475.99
  6. Step 6: Final answer
    x = 58,654.04

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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.