Home / 207,898.25-286,775.71-131,282.17

Finding the Fourth Proportional to 207,898.25, 286,775.71 and 131,282.17

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Solution

The fourth proportional to 207,898.25, 286,775.71 and 131,282.17 is: 181,091.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,898.25 : 286,775.71 = 131,282.17 : x
  2. Step 2: Convert to fraction form
    207,898.25/286,775.71 = 131,282.17/x
  3. Step 3: Cross multiply
    207,898.25x = 286,775.71 × 131,282.17
  4. Step 4: Simplify right side
    207,898.25x = 37,648,536,466.95
  5. Step 5: Solve for x
    x = 37,648,536,466.95/207,898.25
  6. Step 6: Final answer
    x = 181,091.17

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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.