Home / 147,962.60-222,083.10-77,892.20

Finding the Fourth Proportional to 147,962.60, 222,083.10 and 77,892.20

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Solution

The fourth proportional to 147,962.60, 222,083.10 and 77,892.20 is: 116,911.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,962.60 : 222,083.10 = 77,892.20 : x
  2. Step 2: Convert to fraction form
    147,962.60/222,083.10 = 77,892.20/x
  3. Step 3: Cross multiply
    147,962.60x = 222,083.10 × 77,892.20
  4. Step 4: Simplify right side
    147,962.60x = 17,298,541,241.82
  5. Step 5: Solve for x
    x = 17,298,541,241.82/147,962.60
  6. Step 6: Final answer
    x = 116,911.58

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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.