Home / 118,168.74-163,155.06-95,607.81

Finding the Fourth Proportional to 118,168.74, 163,155.06 and 95,607.81

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Solution

The fourth proportional to 118,168.74, 163,155.06 and 95,607.81 is: 132,005.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,168.74 : 163,155.06 = 95,607.81 : x
  2. Step 2: Convert to fraction form
    118,168.74/163,155.06 = 95,607.81/x
  3. Step 3: Cross multiply
    118,168.74x = 163,155.06 × 95,607.81
  4. Step 4: Simplify right side
    118,168.74x = 15,598,897,977.02
  5. Step 5: Solve for x
    x = 15,598,897,977.02/118,168.74
  6. Step 6: Final answer
    x = 132,005.28

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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.