Home / 77,619.39-116,429.09-24,315.52

Finding the Fourth Proportional to 77,619.39, 116,429.09 and 24,315.52

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Solution

The fourth proportional to 77,619.39, 116,429.09 and 24,315.52 is: 36,473.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,619.39 : 116,429.09 = 24,315.52 : x
  2. Step 2: Convert to fraction form
    77,619.39/116,429.09 = 24,315.52/x
  3. Step 3: Cross multiply
    77,619.39x = 116,429.09 × 24,315.52
  4. Step 4: Simplify right side
    77,619.39x = 2,831,033,545.01
  5. Step 5: Solve for x
    x = 2,831,033,545.01/77,619.39
  6. Step 6: Final answer
    x = 36,473.28

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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.