Home / 95,400.90-143,117.55-51,015.60

Finding the Fourth Proportional to 95,400.90, 143,117.55 and 51,015.60

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Solution

The fourth proportional to 95,400.90, 143,117.55 and 51,015.60 is: 76,532.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,400.90 : 143,117.55 = 51,015.60 : x
  2. Step 2: Convert to fraction form
    95,400.90/143,117.55 = 51,015.60/x
  3. Step 3: Cross multiply
    95,400.90x = 143,117.55 × 51,015.60
  4. Step 4: Simplify right side
    95,400.90x = 7,301,227,683.78
  5. Step 5: Solve for x
    x = 7,301,227,683.78/95,400.90
  6. Step 6: Final answer
    x = 76,532.06

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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.