Home / 92,831.28-139,252.32-26,265.84

Finding the Fourth Proportional to 92,831.28, 139,252.32 and 26,265.84

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Solution

The fourth proportional to 92,831.28, 139,252.32 and 26,265.84 is: 39,400.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,831.28 : 139,252.32 = 26,265.84 : x
  2. Step 2: Convert to fraction form
    92,831.28/139,252.32 = 26,265.84/x
  3. Step 3: Cross multiply
    92,831.28x = 139,252.32 × 26,265.84
  4. Step 4: Simplify right side
    92,831.28x = 3,657,579,156.75
  5. Step 5: Solve for x
    x = 3,657,579,156.75/92,831.28
  6. Step 6: Final answer
    x = 39,400.29

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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.