Home / 118,794.12-163,740.66-94,878.60

Finding the Fourth Proportional to 118,794.12, 163,740.66 and 94,878.60

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Solution

The fourth proportional to 118,794.12, 163,740.66 and 94,878.60 is: 130,776.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,794.12 : 163,740.66 = 94,878.60 : x
  2. Step 2: Convert to fraction form
    118,794.12/163,740.66 = 94,878.60/x
  3. Step 3: Cross multiply
    118,794.12x = 163,740.66 × 94,878.60
  4. Step 4: Simplify right side
    118,794.12x = 15,535,484,583.88
  5. Step 5: Solve for x
    x = 15,535,484,583.88/118,794.12
  6. Step 6: Final answer
    x = 130,776.55

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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.