Home / 77,559.24-107,029.01-47,395.04

Finding the Fourth Proportional to 77,559.24, 107,029.01 and 47,395.04

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Solution

The fourth proportional to 77,559.24, 107,029.01 and 47,395.04 is: 65,403.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,559.24 : 107,029.01 = 47,395.04 : x
  2. Step 2: Convert to fraction form
    77,559.24/107,029.01 = 47,395.04/x
  3. Step 3: Cross multiply
    77,559.24x = 107,029.01 × 47,395.04
  4. Step 4: Simplify right side
    77,559.24x = 5,072,643,973.14
  5. Step 5: Solve for x
    x = 5,072,643,973.14/77,559.24
  6. Step 6: Final answer
    x = 65,403.48

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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.