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Finding the Fourth Proportional to 140,598.44, 210,897.66 and 61,713.36

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Solution

The fourth proportional to 140,598.44, 210,897.66 and 61,713.36 is: 92,570.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,598.44 : 210,897.66 = 61,713.36 : x
  2. Step 2: Convert to fraction form
    140,598.44/210,897.66 = 61,713.36/x
  3. Step 3: Cross multiply
    140,598.44x = 210,897.66 × 61,713.36
  4. Step 4: Simplify right side
    140,598.44x = 13,015,203,214.74
  5. Step 5: Solve for x
    x = 13,015,203,214.74/140,598.44
  6. Step 6: Final answer
    x = 92,570.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.