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Finding the Fourth Proportional to 57,673.58, 86,479.52 and 29,582.15

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Solution

The fourth proportional to 57,673.58, 86,479.52 and 29,582.15 is: 44,357.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,673.58 : 86,479.52 = 29,582.15 : x
  2. Step 2: Convert to fraction form
    57,673.58/86,479.52 = 29,582.15/x
  3. Step 3: Cross multiply
    57,673.58x = 86,479.52 × 29,582.15
  4. Step 4: Simplify right side
    57,673.58x = 2,558,249,552.26
  5. Step 5: Solve for x
    x = 2,558,249,552.26/57,673.58
  6. Step 6: Final answer
    x = 44,357.40

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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.