Home / 113,617.66-170,408.03-53,646.02

Finding the Fourth Proportional to 113,617.66, 170,408.03 and 53,646.02

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Solution

The fourth proportional to 113,617.66, 170,408.03 and 53,646.02 is: 80,460.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,617.66 : 170,408.03 = 53,646.02 : x
  2. Step 2: Convert to fraction form
    113,617.66/170,408.03 = 53,646.02/x
  3. Step 3: Cross multiply
    113,617.66x = 170,408.03 × 53,646.02
  4. Step 4: Simplify right side
    113,617.66x = 9,141,712,439.59
  5. Step 5: Solve for x
    x = 9,141,712,439.59/113,617.66
  6. Step 6: Final answer
    x = 80,460.31

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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.