Home / 194,275.42-291,209-89,007.82

Finding the Fourth Proportional to 194,275.42, 291,209 and 89,007.82

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Solution

The fourth proportional to 194,275.42, 291,209 and 89,007.82 is: 133,418.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,275.42 : 291,209 = 89,007.82 : x
  2. Step 2: Convert to fraction form
    194,275.42/291,209 = 89,007.82/x
  3. Step 3: Cross multiply
    194,275.42x = 291,209 × 89,007.82
  4. Step 4: Simplify right side
    194,275.42x = 25,919,878,254.38
  5. Step 5: Solve for x
    x = 25,919,878,254.38/194,275.42
  6. Step 6: Final answer
    x = 133,418.21

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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.