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Finding the Fourth Proportional to 61,064.96, 84,270.51 and 35,570.66

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Solution

The fourth proportional to 61,064.96, 84,270.51 and 35,570.66 is: 49,088.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,064.96 : 84,270.51 = 35,570.66 : x
  2. Step 2: Convert to fraction form
    61,064.96/84,270.51 = 35,570.66/x
  3. Step 3: Cross multiply
    61,064.96x = 84,270.51 × 35,570.66
  4. Step 4: Simplify right side
    61,064.96x = 2,997,557,237.88
  5. Step 5: Solve for x
    x = 2,997,557,237.88/61,064.96
  6. Step 6: Final answer
    x = 49,088.01

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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.