Home / 83,460.36-125,209.62-28,056.36

Finding the Fourth Proportional to 83,460.36, 125,209.62 and 28,056.36

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Solution

The fourth proportional to 83,460.36, 125,209.62 and 28,056.36 is: 42,090.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,460.36 : 125,209.62 = 28,056.36 : x
  2. Step 2: Convert to fraction form
    83,460.36/125,209.62 = 28,056.36/x
  3. Step 3: Cross multiply
    83,460.36x = 125,209.62 × 28,056.36
  4. Step 4: Simplify right side
    83,460.36x = 3,512,926,174.18
  5. Step 5: Solve for x
    x = 3,512,926,174.18/83,460.36
  6. Step 6: Final answer
    x = 42,090.95

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1.5x scale

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.