Home / 191,433.36-264,175.32-106,550.40

Finding the Fourth Proportional to 191,433.36, 264,175.32 and 106,550.40

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Solution

The fourth proportional to 191,433.36, 264,175.32 and 106,550.40 is: 147,038.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,433.36 : 264,175.32 = 106,550.40 : x
  2. Step 2: Convert to fraction form
    191,433.36/264,175.32 = 106,550.40/x
  3. Step 3: Cross multiply
    191,433.36x = 264,175.32 × 106,550.40
  4. Step 4: Simplify right side
    191,433.36x = 28,147,986,016.13
  5. Step 5: Solve for x
    x = 28,147,986,016.13/191,433.36
  6. Step 6: Final answer
    x = 147,038.04

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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.