Home / 160,574.12-221,592.24-88,958.78

Finding the Fourth Proportional to 160,574.12, 221,592.24 and 88,958.78

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Solution

The fourth proportional to 160,574.12, 221,592.24 and 88,958.78 is: 122,763.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,574.12 : 221,592.24 = 88,958.78 : x
  2. Step 2: Convert to fraction form
    160,574.12/221,592.24 = 88,958.78/x
  3. Step 3: Cross multiply
    160,574.12x = 221,592.24 × 88,958.78
  4. Step 4: Simplify right side
    160,574.12x = 19,712,575,327.87
  5. Step 5: Solve for x
    x = 19,712,575,327.87/160,574.12
  6. Step 6: Final answer
    x = 122,763.09

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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.