Home / 113,196.12-169,831.08-54,024.18

Finding the Fourth Proportional to 113,196.12, 169,831.08 and 54,024.18

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Solution

The fourth proportional to 113,196.12, 169,831.08 and 54,024.18 is: 81,053.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,196.12 : 169,831.08 = 54,024.18 : x
  2. Step 2: Convert to fraction form
    113,196.12/169,831.08 = 54,024.18/x
  3. Step 3: Cross multiply
    113,196.12x = 169,831.08 × 54,024.18
  4. Step 4: Simplify right side
    113,196.12x = 9,174,984,835.51
  5. Step 5: Solve for x
    x = 9,174,984,835.51/113,196.12
  6. Step 6: Final answer
    x = 81,053.88

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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.