Home / 113,475.66-169,983.85-57,237.36

Finding the Fourth Proportional to 113,475.66, 169,983.85 and 57,237.36

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Solution

The fourth proportional to 113,475.66, 169,983.85 and 57,237.36 is: 85,740.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,475.66 : 169,983.85 = 57,237.36 : x
  2. Step 2: Convert to fraction form
    113,475.66/169,983.85 = 57,237.36/x
  3. Step 3: Cross multiply
    113,475.66x = 169,983.85 × 57,237.36
  4. Step 4: Simplify right side
    113,475.66x = 9,729,426,816.64
  5. Step 5: Solve for x
    x = 9,729,426,816.64/113,475.66
  6. Step 6: Final answer
    x = 85,740.21

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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.