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Finding the Fourth Proportional to 57,898.58, 79,874.68 and 34,014.48

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Solution

The fourth proportional to 57,898.58, 79,874.68 and 34,014.48 is: 46,925.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,898.58 : 79,874.68 = 34,014.48 : x
  2. Step 2: Convert to fraction form
    57,898.58/79,874.68 = 34,014.48/x
  3. Step 3: Cross multiply
    57,898.58x = 79,874.68 × 34,014.48
  4. Step 4: Simplify right side
    57,898.58x = 2,716,895,705.37
  5. Step 5: Solve for x
    x = 2,716,895,705.37/57,898.58
  6. Step 6: Final answer
    x = 46,925.08

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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.