Home / 85,756,102.76-118,344,169.32-46,597,879.28

Finding the Fourth Proportional to 85,756,102.76, 118,344,169.32 and 46,597,879.28

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Solution

The fourth proportional to 85,756,102.76, 118,344,169.32 and 46,597,879.28 is: 64,305,479.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,756,102.76 : 118,344,169.32 = 46,597,879.28 : x
  2. Step 2: Convert to fraction form
    85,756,102.76/118,344,169.32 = 46,597,879.28/x
  3. Step 3: Cross multiply
    85,756,102.76x = 118,344,169.32 × 46,597,879.28
  4. Step 4: Simplify right side
    85,756,102.76x = 5,514,587,315,465,239
  5. Step 5: Solve for x
    x = 5,514,587,315,465,239/85,756,102.76
  6. Step 6: Final answer
    x = 64,305,479.59

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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.