Home / 160,454.79-221,435.78-88,842.69

Finding the Fourth Proportional to 160,454.79, 221,435.78 and 88,842.69

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Solution

The fourth proportional to 160,454.79, 221,435.78 and 88,842.69 is: 122,607.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,454.79 : 221,435.78 = 88,842.69 : x
  2. Step 2: Convert to fraction form
    160,454.79/221,435.78 = 88,842.69/x
  3. Step 3: Cross multiply
    160,454.79x = 221,435.78 × 88,842.69
  4. Step 4: Simplify right side
    160,454.79x = 19,672,949,913.23
  5. Step 5: Solve for x
    x = 19,672,949,913.23/160,454.79
  6. Step 6: Final answer
    x = 122,607.43

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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.