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Finding the Fourth Proportional to 57,892.95, 79,875.99 and 34,010.91

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Solution

The fourth proportional to 57,892.95, 79,875.99 and 34,010.91 is: 46,925.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,892.95 : 79,875.99 = 34,010.91 : x
  2. Step 2: Convert to fraction form
    57,892.95/79,875.99 = 34,010.91/x
  3. Step 3: Cross multiply
    57,892.95x = 79,875.99 × 34,010.91
  4. Step 4: Simplify right side
    57,892.95x = 2,716,655,107.05
  5. Step 5: Solve for x
    x = 2,716,655,107.05/57,892.95
  6. Step 6: Final answer
    x = 46,925.49

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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.