Home / 57,110.77-78,848.64-36,701.11

Finding the Fourth Proportional to 57,110.77, 78,848.64 and 36,701.11

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Solution

The fourth proportional to 57,110.77, 78,848.64 and 36,701.11 is: 50,670.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,110.77 : 78,848.64 = 36,701.11 : x
  2. Step 2: Convert to fraction form
    57,110.77/78,848.64 = 36,701.11/x
  3. Step 3: Cross multiply
    57,110.77x = 78,848.64 × 36,701.11
  4. Step 4: Simplify right side
    57,110.77x = 2,893,832,609.99
  5. Step 5: Solve for x
    x = 2,893,832,609.99/57,110.77
  6. Step 6: Final answer
    x = 50,670.52

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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.