Home / 152,142.30-228,157.56-52,274.16

Finding the Fourth Proportional to 152,142.30, 228,157.56 and 52,274.16

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Solution

The fourth proportional to 152,142.30, 228,157.56 and 52,274.16 is: 78,392.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,142.30 : 228,157.56 = 52,274.16 : x
  2. Step 2: Convert to fraction form
    152,142.30/228,157.56 = 52,274.16/x
  3. Step 3: Cross multiply
    152,142.30x = 228,157.56 × 52,274.16
  4. Step 4: Simplify right side
    152,142.30x = 11,926,744,796.65
  5. Step 5: Solve for x
    x = 11,926,744,796.65/152,142.30
  6. Step 6: Final answer
    x = 78,392.04

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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.