Home / 248,416.56-342,803.52-135,239.04

Finding the Fourth Proportional to 248,416.56, 342,803.52 and 135,239.04

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Solution

The fourth proportional to 248,416.56, 342,803.52 and 135,239.04 is: 186,623.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,416.56 : 342,803.52 = 135,239.04 : x
  2. Step 2: Convert to fraction form
    248,416.56/342,803.52 = 135,239.04/x
  3. Step 3: Cross multiply
    248,416.56x = 342,803.52 × 135,239.04
  4. Step 4: Simplify right side
    248,416.56x = 46,360,418,953.42
  5. Step 5: Solve for x
    x = 46,360,418,953.42/248,416.56
  6. Step 6: Final answer
    x = 186,623.71

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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.