Home / 95,312.88-142,923-28,740.60

Finding the Fourth Proportional to 95,312.88, 142,923 and 28,740.60

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Solution

The fourth proportional to 95,312.88, 142,923 and 28,740.60 is: 43,096.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,312.88 : 142,923 = 28,740.60 : x
  2. Step 2: Convert to fraction form
    95,312.88/142,923 = 28,740.60/x
  3. Step 3: Cross multiply
    95,312.88x = 142,923 × 28,740.60
  4. Step 4: Simplify right side
    95,312.88x = 4,107,692,773.80
  5. Step 5: Solve for x
    x = 4,107,692,773.80/95,312.88
  6. Step 6: Final answer
    x = 43,096.93

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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.