Home / 110,392.04-152,360.90-65,067.38

Finding the Fourth Proportional to 110,392.04, 152,360.90 and 65,067.38

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Solution

The fourth proportional to 110,392.04, 152,360.90 and 65,067.38 is: 89,804.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,392.04 : 152,360.90 = 65,067.38 : x
  2. Step 2: Convert to fraction form
    110,392.04/152,360.90 = 65,067.38/x
  3. Step 3: Cross multiply
    110,392.04x = 152,360.90 × 65,067.38
  4. Step 4: Simplify right side
    110,392.04x = 9,913,723,585.53
  5. Step 5: Solve for x
    x = 9,913,723,585.53/110,392.04
  6. Step 6: Final answer
    x = 89,804.70

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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.