Home / 77,710.60-116,541.18-25,107.64

Finding the Fourth Proportional to 77,710.60, 116,541.18 and 25,107.64

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Solution

The fourth proportional to 77,710.60, 116,541.18 and 25,107.64 is: 37,653.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,710.60 : 116,541.18 = 25,107.64 : x
  2. Step 2: Convert to fraction form
    77,710.60/116,541.18 = 25,107.64/x
  3. Step 3: Cross multiply
    77,710.60x = 116,541.18 × 25,107.64
  4. Step 4: Simplify right side
    77,710.60x = 2,926,073,992.62
  5. Step 5: Solve for x
    x = 2,926,073,992.62/77,710.60
  6. Step 6: Final answer
    x = 37,653.47

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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.