Home / 345,113.15-476,255.17-194,210.15

Finding the Fourth Proportional to 345,113.15, 476,255.17 and 194,210.15

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Solution

The fourth proportional to 345,113.15, 476,255.17 and 194,210.15 is: 268,009.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,113.15 : 476,255.17 = 194,210.15 : x
  2. Step 2: Convert to fraction form
    345,113.15/476,255.17 = 194,210.15/x
  3. Step 3: Cross multiply
    345,113.15x = 476,255.17 × 194,210.15
  4. Step 4: Simplify right side
    345,113.15x = 92,493,588,003.98
  5. Step 5: Solve for x
    x = 92,493,588,003.98/345,113.15
  6. Step 6: Final answer
    x = 268,009.46

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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.