Home / 221,968.36-333,001.86-103,575.12

Finding the Fourth Proportional to 221,968.36, 333,001.86 and 103,575.12

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Solution

The fourth proportional to 221,968.36, 333,001.86 and 103,575.12 is: 155,385.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,968.36 : 333,001.86 = 103,575.12 : x
  2. Step 2: Convert to fraction form
    221,968.36/333,001.86 = 103,575.12/x
  3. Step 3: Cross multiply
    221,968.36x = 333,001.86 × 103,575.12
  4. Step 4: Simplify right side
    221,968.36x = 34,490,707,609.72
  5. Step 5: Solve for x
    x = 34,490,707,609.72/221,968.36
  6. Step 6: Final answer
    x = 155,385.69

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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.