Home / 190,919.91-264,040.35-167,005.05

Finding the Fourth Proportional to 190,919.91, 264,040.35 and 167,005.05

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Solution

The fourth proportional to 190,919.91, 264,040.35 and 167,005.05 is: 230,966.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,919.91 : 264,040.35 = 167,005.05 : x
  2. Step 2: Convert to fraction form
    190,919.91/264,040.35 = 167,005.05/x
  3. Step 3: Cross multiply
    190,919.91x = 264,040.35 × 167,005.05
  4. Step 4: Simplify right side
    190,919.91x = 44,096,071,853.77
  5. Step 5: Solve for x
    x = 44,096,071,853.77/190,919.91
  6. Step 6: Final answer
    x = 230,966.33

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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.