Home / 92,339.72-127,533.91-62,072.55

Finding the Fourth Proportional to 92,339.72, 127,533.91 and 62,072.55

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Solution

The fourth proportional to 92,339.72, 127,533.91 and 62,072.55 is: 85,730.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,339.72 : 127,533.91 = 62,072.55 : x
  2. Step 2: Convert to fraction form
    92,339.72/127,533.91 = 62,072.55/x
  3. Step 3: Cross multiply
    92,339.72x = 127,533.91 × 62,072.55
  4. Step 4: Simplify right side
    92,339.72x = 7,916,354,849.99
  5. Step 5: Solve for x
    x = 7,916,354,849.99/92,339.72
  6. Step 6: Final answer
    x = 85,730.76

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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.