Home / 109,297.60-150,831.24-61,551.76

Finding the Fourth Proportional to 109,297.60, 150,831.24 and 61,551.76

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Solution

The fourth proportional to 109,297.60, 150,831.24 and 61,551.76 is: 84,941.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,297.60 : 150,831.24 = 61,551.76 : x
  2. Step 2: Convert to fraction form
    109,297.60/150,831.24 = 61,551.76/x
  3. Step 3: Cross multiply
    109,297.60x = 150,831.24 × 61,551.76
  4. Step 4: Simplify right side
    109,297.60x = 9,283,928,284.98
  5. Step 5: Solve for x
    x = 9,283,928,284.98/109,297.60
  6. Step 6: Final answer
    x = 84,941.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.