Home / 75,067.24-103,677.83-51,152.40

Finding the Fourth Proportional to 75,067.24, 103,677.83 and 51,152.40

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Solution

The fourth proportional to 75,067.24, 103,677.83 and 51,152.40 is: 70,648.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,067.24 : 103,677.83 = 51,152.40 : x
  2. Step 2: Convert to fraction form
    75,067.24/103,677.83 = 51,152.40/x
  3. Step 3: Cross multiply
    75,067.24x = 103,677.83 × 51,152.40
  4. Step 4: Simplify right side
    75,067.24x = 5,303,369,831.29
  5. Step 5: Solve for x
    x = 5,303,369,831.29/75,067.24
  6. Step 6: Final answer
    x = 70,648.26

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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.