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Finding the Fourth Proportional to 160,590.59, 221,606.26 and 88,966.34

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Solution

The fourth proportional to 160,590.59, 221,606.26 and 88,966.34 is: 122,768.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,590.59 : 221,606.26 = 88,966.34 : x
  2. Step 2: Convert to fraction form
    160,590.59/221,606.26 = 88,966.34/x
  3. Step 3: Cross multiply
    160,590.59x = 221,606.26 × 88,966.34
  4. Step 4: Simplify right side
    160,590.59x = 19,715,496,320.43
  5. Step 5: Solve for x
    x = 19,715,496,320.43/160,590.59
  6. Step 6: Final answer
    x = 122,768.69

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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.