Home / 75,047.48-103,564.66-41,055.57

Finding the Fourth Proportional to 75,047.48, 103,564.66 and 41,055.57

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Solution

The fourth proportional to 75,047.48, 103,564.66 and 41,055.57 is: 56,656.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,047.48 : 103,564.66 = 41,055.57 : x
  2. Step 2: Convert to fraction form
    75,047.48/103,564.66 = 41,055.57/x
  3. Step 3: Cross multiply
    75,047.48x = 103,564.66 × 41,055.57
  4. Step 4: Simplify right side
    75,047.48x = 4,251,906,045.52
  5. Step 5: Solve for x
    x = 4,251,906,045.52/75,047.48
  6. Step 6: Final answer
    x = 56,656.22

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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.