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Finding the Fourth Proportional to 160,410.02, 221,363.04 and 88,788.48

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Solution

The fourth proportional to 160,410.02, 221,363.04 and 88,788.48 is: 122,526.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,410.02 : 221,363.04 = 88,788.48 : x
  2. Step 2: Convert to fraction form
    160,410.02/221,363.04 = 88,788.48/x
  3. Step 3: Cross multiply
    160,410.02x = 221,363.04 × 88,788.48
  4. Step 4: Simplify right side
    160,410.02x = 19,654,487,849.78
  5. Step 5: Solve for x
    x = 19,654,487,849.78/160,410.02
  6. Step 6: Final answer
    x = 122,526.56

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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.