Home / 96,276.18-144,485.23-45,675.40

Finding the Fourth Proportional to 96,276.18, 144,485.23 and 45,675.40

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Solution

The fourth proportional to 96,276.18, 144,485.23 and 45,675.40 is: 68,546.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,276.18 : 144,485.23 = 45,675.40 : x
  2. Step 2: Convert to fraction form
    96,276.18/144,485.23 = 45,675.40/x
  3. Step 3: Cross multiply
    96,276.18x = 144,485.23 × 45,675.40
  4. Step 4: Simplify right side
    96,276.18x = 6,599,420,290.60
  5. Step 5: Solve for x
    x = 6,599,420,290.60/96,276.18
  6. Step 6: Final answer
    x = 68,546.76

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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.