Home / 250,274.42-345,384.30-142,842.32

Finding the Fourth Proportional to 250,274.42, 345,384.30 and 142,842.32

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Solution

The fourth proportional to 250,274.42, 345,384.30 and 142,842.32 is: 197,125.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,274.42 : 345,384.30 = 142,842.32 : x
  2. Step 2: Convert to fraction form
    250,274.42/345,384.30 = 142,842.32/x
  3. Step 3: Cross multiply
    250,274.42x = 345,384.30 × 142,842.32
  4. Step 4: Simplify right side
    250,274.42x = 49,335,494,703.58
  5. Step 5: Solve for x
    x = 49,335,494,703.58/250,274.42
  6. Step 6: Final answer
    x = 197,125.60

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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.