Home / 75,664.89-113,498.25-25,746.01

Finding the Fourth Proportional to 75,664.89, 113,498.25 and 25,746.01

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Solution

The fourth proportional to 75,664.89, 113,498.25 and 25,746.01 is: 38,619.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,664.89 : 113,498.25 = 25,746.01 : x
  2. Step 2: Convert to fraction form
    75,664.89/113,498.25 = 25,746.01/x
  3. Step 3: Cross multiply
    75,664.89x = 113,498.25 × 25,746.01
  4. Step 4: Simplify right side
    75,664.89x = 2,922,126,699.19
  5. Step 5: Solve for x
    x = 2,922,126,699.19/75,664.89
  6. Step 6: Final answer
    x = 38,619.32

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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.