Home / 345,055.32-476,066.43-194,123.16

Finding the Fourth Proportional to 345,055.32, 476,066.43 and 194,123.16

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Solution

The fourth proportional to 345,055.32, 476,066.43 and 194,123.16 is: 267,828.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,055.32 : 476,066.43 = 194,123.16 : x
  2. Step 2: Convert to fraction form
    345,055.32/476,066.43 = 194,123.16/x
  3. Step 3: Cross multiply
    345,055.32x = 476,066.43 × 194,123.16
  4. Step 4: Simplify right side
    345,055.32x = 92,415,519,761.52
  5. Step 5: Solve for x
    x = 92,415,519,761.52/345,055.32
  6. Step 6: Final answer
    x = 267,828.13

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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.