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Finding the Fourth Proportional to 92,365.61, 127,465.13 and 49,924.04

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Solution

The fourth proportional to 92,365.61, 127,465.13 and 49,924.04 is: 68,895.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,365.61 : 127,465.13 = 49,924.04 : x
  2. Step 2: Convert to fraction form
    92,365.61/127,465.13 = 49,924.04/x
  3. Step 3: Cross multiply
    92,365.61x = 127,465.13 × 49,924.04
  4. Step 4: Simplify right side
    92,365.61x = 6,363,573,999.11
  5. Step 5: Solve for x
    x = 6,363,573,999.11/92,365.61
  6. Step 6: Final answer
    x = 68,895.49

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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.