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Finding the Fourth Proportional to 160,165.53, 221,017.50 and 88,544.91

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Solution

The fourth proportional to 160,165.53, 221,017.50 and 88,544.91 is: 122,185.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,165.53 : 221,017.50 = 88,544.91 : x
  2. Step 2: Convert to fraction form
    160,165.53/221,017.50 = 88,544.91/x
  3. Step 3: Cross multiply
    160,165.53x = 221,017.50 × 88,544.91
  4. Step 4: Simplify right side
    160,165.53x = 19,569,974,645.93
  5. Step 5: Solve for x
    x = 19,569,974,645.93/160,165.53
  6. Step 6: Final answer
    x = 122,185.93

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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.