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Finding the Fourth Proportional to 46,098, 69,131.58 and 18,010.77

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Solution

The fourth proportional to 46,098, 69,131.58 and 18,010.77 is: 27,010.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,098 : 69,131.58 = 18,010.77 : x
  2. Step 2: Convert to fraction form
    46,098/69,131.58 = 18,010.77/x
  3. Step 3: Cross multiply
    46,098x = 69,131.58 × 18,010.77
  4. Step 4: Simplify right side
    46,098x = 1,245,112,987.12
  5. Step 5: Solve for x
    x = 1,245,112,987.12/46,098
  6. Step 6: Final answer
    x = 27,010.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.