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Finding the Fourth Proportional to 61,950.96, 85,490.12 and 33,656.08

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Solution

The fourth proportional to 61,950.96, 85,490.12 and 33,656.08 is: 46,444.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,950.96 : 85,490.12 = 33,656.08 : x
  2. Step 2: Convert to fraction form
    61,950.96/85,490.12 = 33,656.08/x
  3. Step 3: Cross multiply
    61,950.96x = 85,490.12 × 33,656.08
  4. Step 4: Simplify right side
    61,950.96x = 2,877,262,317.93
  5. Step 5: Solve for x
    x = 2,877,262,317.93/61,950.96
  6. Step 6: Final answer
    x = 46,444.19

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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.