Home / 63,942.68-88,208.79-45,090.74

Finding the Fourth Proportional to 63,942.68, 88,208.79 and 45,090.74

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Solution

The fourth proportional to 63,942.68, 88,208.79 and 45,090.74 is: 62,202.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,942.68 : 88,208.79 = 45,090.74 : x
  2. Step 2: Convert to fraction form
    63,942.68/88,208.79 = 45,090.74/x
  3. Step 3: Cross multiply
    63,942.68x = 88,208.79 × 45,090.74
  4. Step 4: Simplify right side
    63,942.68x = 3,977,399,615.60
  5. Step 5: Solve for x
    x = 3,977,399,615.60/63,942.68
  6. Step 6: Final answer
    x = 62,202.58

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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.