Home / 202,438.23-279,481.38-134,547.27

Finding the Fourth Proportional to 202,438.23, 279,481.38 and 134,547.27

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Solution

The fourth proportional to 202,438.23, 279,481.38 and 134,547.27 is: 185,752.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,438.23 : 279,481.38 = 134,547.27 : x
  2. Step 2: Convert to fraction form
    202,438.23/279,481.38 = 134,547.27/x
  3. Step 3: Cross multiply
    202,438.23x = 279,481.38 × 134,547.27
  4. Step 4: Simplify right side
    202,438.23x = 37,603,456,694.83
  5. Step 5: Solve for x
    x = 37,603,456,694.83/202,438.23
  6. Step 6: Final answer
    x = 185,752.74

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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.