Home / 134,652.48-185,820.37-74,224.13

Finding the Fourth Proportional to 134,652.48, 185,820.37 and 74,224.13

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Solution

The fourth proportional to 134,652.48, 185,820.37 and 74,224.13 is: 102,429.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,652.48 : 185,820.37 = 74,224.13 : x
  2. Step 2: Convert to fraction form
    134,652.48/185,820.37 = 74,224.13/x
  3. Step 3: Cross multiply
    134,652.48x = 185,820.37 × 74,224.13
  4. Step 4: Simplify right side
    134,652.48x = 13,792,354,695.48
  5. Step 5: Solve for x
    x = 13,792,354,695.48/134,652.48
  6. Step 6: Final answer
    x = 102,429.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.