Home / 345,100.02-476,232.36-194,197.02

Finding the Fourth Proportional to 345,100.02, 476,232.36 and 194,197.02

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Solution

The fourth proportional to 345,100.02, 476,232.36 and 194,197.02 is: 267,988.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,100.02 : 476,232.36 = 194,197.02 : x
  2. Step 2: Convert to fraction form
    345,100.02/476,232.36 = 194,197.02/x
  3. Step 3: Cross multiply
    345,100.02x = 476,232.36 × 194,197.02
  4. Step 4: Simplify right side
    345,100.02x = 92,482,905,139.57
  5. Step 5: Solve for x
    x = 92,482,905,139.57/345,100.02
  6. Step 6: Final answer
    x = 267,988.70

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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.