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Finding the Fourth Proportional to 61,681.37, 85,119.58 and 34,825.01

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Solution

The fourth proportional to 61,681.37, 85,119.58 and 34,825.01 is: 48,058.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,681.37 : 85,119.58 = 34,825.01 : x
  2. Step 2: Convert to fraction form
    61,681.37/85,119.58 = 34,825.01/x
  3. Step 3: Cross multiply
    61,681.37x = 85,119.58 × 34,825.01
  4. Step 4: Simplify right side
    61,681.37x = 2,964,290,050.57
  5. Step 5: Solve for x
    x = 2,964,290,050.57/61,681.37
  6. Step 6: Final answer
    x = 48,058.11

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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.