Home / 72,636.54-100,091.04-52,457.82

Finding the Fourth Proportional to 72,636.54, 100,091.04 and 52,457.82

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Solution

The fourth proportional to 72,636.54, 100,091.04 and 52,457.82 is: 72,285.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,636.54 : 100,091.04 = 52,457.82 : x
  2. Step 2: Convert to fraction form
    72,636.54/100,091.04 = 52,457.82/x
  3. Step 3: Cross multiply
    72,636.54x = 100,091.04 × 52,457.82
  4. Step 4: Simplify right side
    72,636.54x = 5,250,557,759.93
  5. Step 5: Solve for x
    x = 5,250,557,759.93/72,636.54
  6. Step 6: Final answer
    x = 72,285.35

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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.