Home / 113,192.54-169,822.76-45,689.84

Finding the Fourth Proportional to 113,192.54, 169,822.76 and 45,689.84

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Solution

The fourth proportional to 113,192.54, 169,822.76 and 45,689.84 is: 68,548.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,192.54 : 169,822.76 = 45,689.84 : x
  2. Step 2: Convert to fraction form
    113,192.54/169,822.76 = 45,689.84/x
  3. Step 3: Cross multiply
    113,192.54x = 169,822.76 × 45,689.84
  4. Step 4: Simplify right side
    113,192.54x = 7,759,174,732.76
  5. Step 5: Solve for x
    x = 7,759,174,732.76/113,192.54
  6. Step 6: Final answer
    x = 68,548.46

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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.