Home / 79,397.37-109,570.05-43,587.27

Finding the Fourth Proportional to 79,397.37, 109,570.05 and 43,587.27

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Solution

The fourth proportional to 79,397.37, 109,570.05 and 43,587.27 is: 60,151.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,397.37 : 109,570.05 = 43,587.27 : x
  2. Step 2: Convert to fraction form
    79,397.37/109,570.05 = 43,587.27/x
  3. Step 3: Cross multiply
    79,397.37x = 109,570.05 × 43,587.27
  4. Step 4: Simplify right side
    79,397.37x = 4,775,859,353.26
  5. Step 5: Solve for x
    x = 4,775,859,353.26/79,397.37
  6. Step 6: Final answer
    x = 60,151.35

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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.