Home / 77,756.13-116,652.71-25,165.62

Finding the Fourth Proportional to 77,756.13, 116,652.71 and 25,165.62

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Solution

The fourth proportional to 77,756.13, 116,652.71 and 25,165.62 is: 37,754.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,756.13 : 116,652.71 = 25,165.62 : x
  2. Step 2: Convert to fraction form
    77,756.13/116,652.71 = 25,165.62/x
  3. Step 3: Cross multiply
    77,756.13x = 116,652.71 × 25,165.62
  4. Step 4: Simplify right side
    77,756.13x = 2,935,637,062.74
  5. Step 5: Solve for x
    x = 2,935,637,062.74/77,756.13
  6. Step 6: Final answer
    x = 37,754.41

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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.