Home / 109,522.02-151,087.68-64,171.85

Finding the Fourth Proportional to 109,522.02, 151,087.68 and 64,171.85

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Solution

The fourth proportional to 109,522.02, 151,087.68 and 64,171.85 is: 88,526.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,522.02 : 151,087.68 = 64,171.85 : x
  2. Step 2: Convert to fraction form
    109,522.02/151,087.68 = 64,171.85/x
  3. Step 3: Cross multiply
    109,522.02x = 151,087.68 × 64,171.85
  4. Step 4: Simplify right side
    109,522.02x = 9,695,575,182.37
  5. Step 5: Solve for x
    x = 9,695,575,182.37/109,522.02
  6. Step 6: Final answer
    x = 88,526.26

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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.