Home / 57,877.10-79,886.00-34,019.76

Finding the Fourth Proportional to 57,877.10, 79,886.00 and 34,019.76

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Solution

The fourth proportional to 57,877.10, 79,886.00 and 34,019.76 is: 46,956.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,877.10 : 79,886.00 = 34,019.76 : x
  2. Step 2: Convert to fraction form
    57,877.10/79,886.00 = 34,019.76/x
  3. Step 3: Cross multiply
    57,877.10x = 79,886.00 × 34,019.76
  4. Step 4: Simplify right side
    57,877.10x = 2,717,702,740.62
  5. Step 5: Solve for x
    x = 2,717,702,740.62/57,877.10
  6. Step 6: Final answer
    x = 46,956.44

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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.