Home / 163,220.24-225,300.12-102,892.52

Finding the Fourth Proportional to 163,220.24, 225,300.12 and 102,892.52

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Solution

The fourth proportional to 163,220.24, 225,300.12 and 102,892.52 is: 142,027.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,220.24 : 225,300.12 = 102,892.52 : x
  2. Step 2: Convert to fraction form
    163,220.24/225,300.12 = 102,892.52/x
  3. Step 3: Cross multiply
    163,220.24x = 225,300.12 × 102,892.52
  4. Step 4: Simplify right side
    163,220.24x = 23,181,697,103.10
  5. Step 5: Solve for x
    x = 23,181,697,103.10/163,220.24
  6. Step 6: Final answer
    x = 142,027.10

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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.