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Finding the Fourth Proportional to 160,160.81, 221,005.01 and 88,529.27

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Solution

The fourth proportional to 160,160.81, 221,005.01 and 88,529.27 is: 122,161.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,160.81 : 221,005.01 = 88,529.27 : x
  2. Step 2: Convert to fraction form
    160,160.81/221,005.01 = 88,529.27/x
  3. Step 3: Cross multiply
    160,160.81x = 221,005.01 × 88,529.27
  4. Step 4: Simplify right side
    160,160.81x = 19,565,411,759.00
  5. Step 5: Solve for x
    x = 19,565,411,759.00/160,160.81
  6. Step 6: Final answer
    x = 122,161.04

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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.