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Finding the Fourth Proportional to 134,493.62, 201,831.15 and 55,607.54

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Solution

The fourth proportional to 134,493.62, 201,831.15 and 55,607.54 is: 83,448.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,493.62 : 201,831.15 = 55,607.54 : x
  2. Step 2: Convert to fraction form
    134,493.62/201,831.15 = 55,607.54/x
  3. Step 3: Cross multiply
    134,493.62x = 201,831.15 × 55,607.54
  4. Step 4: Simplify right side
    134,493.62x = 11,223,333,746.87
  5. Step 5: Solve for x
    x = 11,223,333,746.87/134,493.62
  6. Step 6: Final answer
    x = 83,448.82

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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.