Home / 248,005.02-342,232.46-134,826.78

Finding the Fourth Proportional to 248,005.02, 342,232.46 and 134,826.78

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Solution

The fourth proportional to 248,005.02, 342,232.46 and 134,826.78 is: 186,053.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,005.02 : 342,232.46 = 134,826.78 : x
  2. Step 2: Convert to fraction form
    248,005.02/342,232.46 = 134,826.78/x
  3. Step 3: Cross multiply
    248,005.02x = 342,232.46 × 134,826.78
  4. Step 4: Simplify right side
    248,005.02x = 46,142,100,593.28
  5. Step 5: Solve for x
    x = 46,142,100,593.28/248,005.02
  6. Step 6: Final answer
    x = 186,053.09

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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.