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Finding the Fourth Proportional to 84,095.48, 116,051.64 and 46,369.82

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Solution

The fourth proportional to 84,095.48, 116,051.64 and 46,369.82 is: 63,990.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,095.48 : 116,051.64 = 46,369.82 : x
  2. Step 2: Convert to fraction form
    84,095.48/116,051.64 = 46,369.82/x
  3. Step 3: Cross multiply
    84,095.48x = 116,051.64 × 46,369.82
  4. Step 4: Simplify right side
    84,095.48x = 5,381,293,657.50
  5. Step 5: Solve for x
    x = 5,381,293,657.50/84,095.48
  6. Step 6: Final answer
    x = 63,990.28

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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.