Home / 148,244.16-204,579.36-81,171.84

Finding the Fourth Proportional to 148,244.16, 204,579.36 and 81,171.84

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Solution

The fourth proportional to 148,244.16, 204,579.36 and 81,171.84 is: 112,018.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,244.16 : 204,579.36 = 81,171.84 : x
  2. Step 2: Convert to fraction form
    148,244.16/204,579.36 = 81,171.84/x
  3. Step 3: Cross multiply
    148,244.16x = 204,579.36 × 81,171.84
  4. Step 4: Simplify right side
    148,244.16x = 16,606,083,077.22
  5. Step 5: Solve for x
    x = 16,606,083,077.22/148,244.16
  6. Step 6: Final answer
    x = 112,018.46

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1.5x scale

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.