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Finding the Fourth Proportional to 248,360.08, 372,612.71 and 79,876.63

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Solution

The fourth proportional to 248,360.08, 372,612.71 and 79,876.63 is: 119,838.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,360.08 : 372,612.71 = 79,876.63 : x
  2. Step 2: Convert to fraction form
    248,360.08/372,612.71 = 79,876.63/x
  3. Step 3: Cross multiply
    248,360.08x = 372,612.71 × 79,876.63
  4. Step 4: Simplify right side
    248,360.08x = 29,763,047,569.97
  5. Step 5: Solve for x
    x = 29,763,047,569.97/248,360.08
  6. Step 6: Final answer
    x = 119,838.29

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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.