Home / 95,458.18-131,728.58-53,019.40

Finding the Fourth Proportional to 95,458.18, 131,728.58 and 53,019.40

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Solution

The fourth proportional to 95,458.18, 131,728.58 and 53,019.40 is: 73,164.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,458.18 : 131,728.58 = 53,019.40 : x
  2. Step 2: Convert to fraction form
    95,458.18/131,728.58 = 53,019.40/x
  3. Step 3: Cross multiply
    95,458.18x = 131,728.58 × 53,019.40
  4. Step 4: Simplify right side
    95,458.18x = 6,984,170,274.45
  5. Step 5: Solve for x
    x = 6,984,170,274.45/95,458.18
  6. Step 6: Final answer
    x = 73,164.71

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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.