Home / 96,185.40-144,285.35-28,712.10

Finding the Fourth Proportional to 96,185.40, 144,285.35 and 28,712.10

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Solution

The fourth proportional to 96,185.40, 144,285.35 and 28,712.10 is: 43,070.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,185.40 : 144,285.35 = 28,712.10 : x
  2. Step 2: Convert to fraction form
    96,185.40/144,285.35 = 28,712.10/x
  3. Step 3: Cross multiply
    96,185.40x = 144,285.35 × 28,712.10
  4. Step 4: Simplify right side
    96,185.40x = 4,142,735,902.91
  5. Step 5: Solve for x
    x = 4,142,735,902.91/96,185.40
  6. Step 6: Final answer
    x = 43,070.32

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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.