Home / 248,020.91-342,267.15-134,843.66

Finding the Fourth Proportional to 248,020.91, 342,267.15 and 134,843.66

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Solution

The fourth proportional to 248,020.91, 342,267.15 and 134,843.66 is: 186,083.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,020.91 : 342,267.15 = 134,843.66 : x
  2. Step 2: Convert to fraction form
    248,020.91/342,267.15 = 134,843.66/x
  3. Step 3: Cross multiply
    248,020.91x = 342,267.15 × 134,843.66
  4. Step 4: Simplify right side
    248,020.91x = 46,152,553,492.43
  5. Step 5: Solve for x
    x = 46,152,553,492.43/248,020.91
  6. Step 6: Final answer
    x = 186,083.32

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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.