Home / 92,634.57-127,838.08-56,844.36

Finding the Fourth Proportional to 92,634.57, 127,838.08 and 56,844.36

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Solution

The fourth proportional to 92,634.57, 127,838.08 and 56,844.36 is: 78,446.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,634.57 : 127,838.08 = 56,844.36 : x
  2. Step 2: Convert to fraction form
    92,634.57/127,838.08 = 56,844.36/x
  3. Step 3: Cross multiply
    92,634.57x = 127,838.08 × 56,844.36
  4. Step 4: Simplify right side
    92,634.57x = 7,266,873,557.01
  5. Step 5: Solve for x
    x = 7,266,873,557.01/92,634.57
  6. Step 6: Final answer
    x = 78,446.67

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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.