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Finding the Fourth Proportional to 245,191.32, 367,786.44 and 65,276.80

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Solution

The fourth proportional to 245,191.32, 367,786.44 and 65,276.80 is: 97,915.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,191.32 : 367,786.44 = 65,276.80 : x
  2. Step 2: Convert to fraction form
    245,191.32/367,786.44 = 65,276.80/x
  3. Step 3: Cross multiply
    245,191.32x = 367,786.44 × 65,276.80
  4. Step 4: Simplify right side
    245,191.32x = 24,007,921,886.59
  5. Step 5: Solve for x
    x = 24,007,921,886.59/245,191.32
  6. Step 6: Final answer
    x = 97,915.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.