Home / 248,364.75-342,733.84-140,928.38

Finding the Fourth Proportional to 248,364.75, 342,733.84 and 140,928.38

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Solution

The fourth proportional to 248,364.75, 342,733.84 and 140,928.38 is: 194,475.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,364.75 : 342,733.84 = 140,928.38 : x
  2. Step 2: Convert to fraction form
    248,364.75/342,733.84 = 140,928.38/x
  3. Step 3: Cross multiply
    248,364.75x = 342,733.84 × 140,928.38
  4. Step 4: Simplify right side
    248,364.75x = 48,300,924,842.38
  5. Step 5: Solve for x
    x = 48,300,924,842.38/248,364.75
  6. Step 6: Final answer
    x = 194,475.77

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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.