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Finding the Fourth Proportional to 92,477.52, 127,619.42 and 52,192.98

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Solution

The fourth proportional to 92,477.52, 127,619.42 and 52,192.98 is: 72,026.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,477.52 : 127,619.42 = 52,192.98 : x
  2. Step 2: Convert to fraction form
    92,477.52/127,619.42 = 52,192.98/x
  3. Step 3: Cross multiply
    92,477.52x = 127,619.42 × 52,192.98
  4. Step 4: Simplify right side
    92,477.52x = 6,660,837,574.71
  5. Step 5: Solve for x
    x = 6,660,837,574.71/92,477.52
  6. Step 6: Final answer
    x = 72,026.56

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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.