Home / 250,261.02-345,364.74-137,076.48

Finding the Fourth Proportional to 250,261.02, 345,364.74 and 137,076.48

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Solution

The fourth proportional to 250,261.02, 345,364.74 and 137,076.48 is: 189,168.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,261.02 : 345,364.74 = 137,076.48 : x
  2. Step 2: Convert to fraction form
    250,261.02/345,364.74 = 137,076.48/x
  3. Step 3: Cross multiply
    250,261.02x = 345,364.74 × 137,076.48
  4. Step 4: Simplify right side
    250,261.02x = 47,341,382,875.32
  5. Step 5: Solve for x
    x = 47,341,382,875.32/250,261.02
  6. Step 6: Final answer
    x = 189,168.02

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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.