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Finding the Fourth Proportional to 46,998.30, 64,860.03 and 25,779.54

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Solution

The fourth proportional to 46,998.30, 64,860.03 and 25,779.54 is: 35,577.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,998.30 : 64,860.03 = 25,779.54 : x
  2. Step 2: Convert to fraction form
    46,998.30/64,860.03 = 25,779.54/x
  3. Step 3: Cross multiply
    46,998.30x = 64,860.03 × 25,779.54
  4. Step 4: Simplify right side
    46,998.30x = 1,672,061,737.79
  5. Step 5: Solve for x
    x = 1,672,061,737.79/46,998.30
  6. Step 6: Final answer
    x = 35,577.07

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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.