Home / 96,495.28-144,493.60-66,601.72

Finding the Fourth Proportional to 96,495.28, 144,493.60 and 66,601.72

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Solution

The fourth proportional to 96,495.28, 144,493.60 and 66,601.72 is: 99,730.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,495.28 : 144,493.60 = 66,601.72 : x
  2. Step 2: Convert to fraction form
    96,495.28/144,493.60 = 66,601.72/x
  3. Step 3: Cross multiply
    96,495.28x = 144,493.60 × 66,601.72
  4. Step 4: Simplify right side
    96,495.28x = 9,623,522,288.99
  5. Step 5: Solve for x
    x = 9,623,522,288.99/96,495.28
  6. Step 6: Final answer
    x = 99,730.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.