Home / 134,528.83-185,649.77-74,099.47

Finding the Fourth Proportional to 134,528.83, 185,649.77 and 74,099.47

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Solution

The fourth proportional to 134,528.83, 185,649.77 and 74,099.47 is: 102,257.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,528.83 : 185,649.77 = 74,099.47 : x
  2. Step 2: Convert to fraction form
    134,528.83/185,649.77 = 74,099.47/x
  3. Step 3: Cross multiply
    134,528.83x = 185,649.77 × 74,099.47
  4. Step 4: Simplify right side
    134,528.83x = 13,756,550,102.44
  5. Step 5: Solve for x
    x = 13,756,550,102.44/134,528.83
  6. Step 6: Final answer
    x = 102,257.26

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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.