Home / 77,795.13-107,367.49-43,810.27

Finding the Fourth Proportional to 77,795.13, 107,367.49 and 43,810.27

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Solution

The fourth proportional to 77,795.13, 107,367.49 and 43,810.27 is: 60,463.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,795.13 : 107,367.49 = 43,810.27 : x
  2. Step 2: Convert to fraction form
    77,795.13/107,367.49 = 43,810.27/x
  3. Step 3: Cross multiply
    77,795.13x = 107,367.49 × 43,810.27
  4. Step 4: Simplify right side
    77,795.13x = 4,703,798,512.47
  5. Step 5: Solve for x
    x = 4,703,798,512.47/77,795.13
  6. Step 6: Final answer
    x = 60,463.92

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1.5x scale

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.