Home / 248,002.56-342,229-134,824.32

Finding the Fourth Proportional to 248,002.56, 342,229 and 134,824.32

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Solution

The fourth proportional to 248,002.56, 342,229 and 134,824.32 is: 186,049.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,002.56 : 342,229 = 134,824.32 : x
  2. Step 2: Convert to fraction form
    248,002.56/342,229 = 134,824.32/x
  3. Step 3: Cross multiply
    248,002.56x = 342,229 × 134,824.32
  4. Step 4: Simplify right side
    248,002.56x = 46,140,792,209.28
  5. Step 5: Solve for x
    x = 46,140,792,209.28/248,002.56
  6. Step 6: Final answer
    x = 186,049.66

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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.