Home / 61,601.45-85,009.98-34,743.90

Finding the Fourth Proportional to 61,601.45, 85,009.98 and 34,743.90

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Solution

The fourth proportional to 61,601.45, 85,009.98 and 34,743.90 is: 47,946.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,601.45 : 85,009.98 = 34,743.90 : x
  2. Step 2: Convert to fraction form
    61,601.45/85,009.98 = 34,743.90/x
  3. Step 3: Cross multiply
    61,601.45x = 85,009.98 × 34,743.90
  4. Step 4: Simplify right side
    61,601.45x = 2,953,577,857.88
  5. Step 5: Solve for x
    x = 2,953,577,857.88/61,601.45
  6. Step 6: Final answer
    x = 47,946.56

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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.