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Finding the Fourth Proportional to 96,360, 144,479.25 and 46,452.66

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Solution

The fourth proportional to 96,360, 144,479.25 and 46,452.66 is: 69,649.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,360 : 144,479.25 = 46,452.66 : x
  2. Step 2: Convert to fraction form
    96,360/144,479.25 = 46,452.66/x
  3. Step 3: Cross multiply
    96,360x = 144,479.25 × 46,452.66
  4. Step 4: Simplify right side
    96,360x = 6,711,445,477.31
  5. Step 5: Solve for x
    x = 6,711,445,477.31/96,360
  6. Step 6: Final answer
    x = 69,649.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.