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Finding the Fourth Proportional to 74,324.88, 102,588 and 46,014.48

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Solution

The fourth proportional to 74,324.88, 102,588 and 46,014.48 is: 63,512.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,324.88 : 102,588 = 46,014.48 : x
  2. Step 2: Convert to fraction form
    74,324.88/102,588 = 46,014.48/x
  3. Step 3: Cross multiply
    74,324.88x = 102,588 × 46,014.48
  4. Step 4: Simplify right side
    74,324.88x = 4,720,533,474.24
  5. Step 5: Solve for x
    x = 4,720,533,474.24/74,324.88
  6. Step 6: Final answer
    x = 63,512.16

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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.