Home / 160,537.30-221,529.27-88,915.78

Finding the Fourth Proportional to 160,537.30, 221,529.27 and 88,915.78

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Solution

The fourth proportional to 160,537.30, 221,529.27 and 88,915.78 is: 122,697.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,537.30 : 221,529.27 = 88,915.78 : x
  2. Step 2: Convert to fraction form
    160,537.30/221,529.27 = 88,915.78/x
  3. Step 3: Cross multiply
    160,537.30x = 221,529.27 × 88,915.78
  4. Step 4: Simplify right side
    160,537.30x = 19,697,447,834.88
  5. Step 5: Solve for x
    x = 19,697,447,834.88/160,537.30
  6. Step 6: Final answer
    x = 122,697.02

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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.