Home / 113,134.31-169,738.32-53,962.28

Finding the Fourth Proportional to 113,134.31, 169,738.32 and 53,962.28

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Solution

The fourth proportional to 113,134.31, 169,738.32 and 53,962.28 is: 80,961.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,134.31 : 169,738.32 = 53,962.28 : x
  2. Step 2: Convert to fraction form
    113,134.31/169,738.32 = 53,962.28/x
  3. Step 3: Cross multiply
    113,134.31x = 169,738.32 × 53,962.28
  4. Step 4: Simplify right side
    113,134.31x = 9,159,465,901.88
  5. Step 5: Solve for x
    x = 9,159,465,901.88/113,134.31
  6. Step 6: Final answer
    x = 80,961.00

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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.