Home / 129,973.02-194,886.63-41,209.98

Finding the Fourth Proportional to 129,973.02, 194,886.63 and 41,209.98

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Solution

The fourth proportional to 129,973.02, 194,886.63 and 41,209.98 is: 61,791.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,973.02 : 194,886.63 = 41,209.98 : x
  2. Step 2: Convert to fraction form
    129,973.02/194,886.63 = 41,209.98/x
  3. Step 3: Cross multiply
    129,973.02x = 194,886.63 × 41,209.98
  4. Step 4: Simplify right side
    129,973.02x = 8,031,274,124.57
  5. Step 5: Solve for x
    x = 8,031,274,124.57/129,973.02
  6. Step 6: Final answer
    x = 61,791.86

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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.