Home / 92,721.15-139,081.73-22,601.07

Finding the Fourth Proportional to 92,721.15, 139,081.73 and 22,601.07

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Solution

The fourth proportional to 92,721.15, 139,081.73 and 22,601.07 is: 33,901.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,721.15 : 139,081.73 = 22,601.07 : x
  2. Step 2: Convert to fraction form
    92,721.15/139,081.73 = 22,601.07/x
  3. Step 3: Cross multiply
    92,721.15x = 139,081.73 × 22,601.07
  4. Step 4: Simplify right side
    92,721.15x = 3,143,395,802.45
  5. Step 5: Solve for x
    x = 3,143,395,802.45/92,721.15
  6. Step 6: Final answer
    x = 33,901.61

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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.