Home / 96,347.20-144,520.80-92,410.60

Finding the Fourth Proportional to 96,347.20, 144,520.80 and 92,410.60

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Solution

The fourth proportional to 96,347.20, 144,520.80 and 92,410.60 is: 138,615.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,347.20 : 144,520.80 = 92,410.60 : x
  2. Step 2: Convert to fraction form
    96,347.20/144,520.80 = 92,410.60/x
  3. Step 3: Cross multiply
    96,347.20x = 144,520.80 × 92,410.60
  4. Step 4: Simplify right side
    96,347.20x = 13,355,253,840.48
  5. Step 5: Solve for x
    x = 13,355,253,840.48/96,347.20
  6. Step 6: Final answer
    x = 138,615.90

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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.