Home / 75,629.25-104,368.37-42,094.53

Finding the Fourth Proportional to 75,629.25, 104,368.37 and 42,094.53

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Solution

The fourth proportional to 75,629.25, 104,368.37 and 42,094.53 is: 58,090.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,629.25 : 104,368.37 = 42,094.53 : x
  2. Step 2: Convert to fraction form
    75,629.25/104,368.37 = 42,094.53/x
  3. Step 3: Cross multiply
    75,629.25x = 104,368.37 × 42,094.53
  4. Step 4: Simplify right side
    75,629.25x = 4,393,337,271.54
  5. Step 5: Solve for x
    x = 4,393,337,271.54/75,629.25
  6. Step 6: Final answer
    x = 58,090.45

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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.