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Finding the Fourth Proportional to 95,775.60, 143,615.34 and 55,807.50

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Solution

The fourth proportional to 95,775.60, 143,615.34 and 55,807.50 is: 83,683.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,775.60 : 143,615.34 = 55,807.50 : x
  2. Step 2: Convert to fraction form
    95,775.60/143,615.34 = 55,807.50/x
  3. Step 3: Cross multiply
    95,775.60x = 143,615.34 × 55,807.50
  4. Step 4: Simplify right side
    95,775.60x = 8,014,813,087.05
  5. Step 5: Solve for x
    x = 8,014,813,087.05/95,775.60
  6. Step 6: Final answer
    x = 83,683.25

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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.