Home / 113,268.48-169,533.02-83,274.76

Finding the Fourth Proportional to 113,268.48, 169,533.02 and 83,274.76

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Solution

The fourth proportional to 113,268.48, 169,533.02 and 83,274.76 is: 124,640.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,268.48 : 169,533.02 = 83,274.76 : x
  2. Step 2: Convert to fraction form
    113,268.48/169,533.02 = 83,274.76/x
  3. Step 3: Cross multiply
    113,268.48x = 169,533.02 × 83,274.76
  4. Step 4: Simplify right side
    113,268.48x = 14,117,821,552.58
  5. Step 5: Solve for x
    x = 14,117,821,552.58/113,268.48
  6. Step 6: Final answer
    x = 124,640.34

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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.