Home / 113,538.48-170,337.64-56,629.10

Finding the Fourth Proportional to 113,538.48, 170,337.64 and 56,629.10

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Solution

The fourth proportional to 113,538.48, 170,337.64 and 56,629.10 is: 84,958.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,538.48 : 170,337.64 = 56,629.10 : x
  2. Step 2: Convert to fraction form
    113,538.48/170,337.64 = 56,629.10/x
  3. Step 3: Cross multiply
    113,538.48x = 170,337.64 × 56,629.10
  4. Step 4: Simplify right side
    113,538.48x = 9,646,067,249.32
  5. Step 5: Solve for x
    x = 9,646,067,249.32/113,538.48
  6. Step 6: Final answer
    x = 84,958.57

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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.