Home / 104,845.42-157,155.02-51,475.33

Finding the Fourth Proportional to 104,845.42, 157,155.02 and 51,475.33

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Solution

The fourth proportional to 104,845.42, 157,155.02 and 51,475.33 is: 77,157.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,845.42 : 157,155.02 = 51,475.33 : x
  2. Step 2: Convert to fraction form
    104,845.42/157,155.02 = 51,475.33/x
  3. Step 3: Cross multiply
    104,845.42x = 157,155.02 × 51,475.33
  4. Step 4: Simplify right side
    104,845.42x = 8,089,606,647.76
  5. Step 5: Solve for x
    x = 8,089,606,647.76/104,845.42
  6. Step 6: Final answer
    x = 77,157.46

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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.