Home / 191,331.16-264,048.06-106,447.48

Finding the Fourth Proportional to 191,331.16, 264,048.06 and 106,447.48

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Solution

The fourth proportional to 191,331.16, 264,048.06 and 106,447.48 is: 146,903.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,331.16 : 264,048.06 = 106,447.48 : x
  2. Step 2: Convert to fraction form
    191,331.16/264,048.06 = 106,447.48/x
  3. Step 3: Cross multiply
    191,331.16x = 264,048.06 × 106,447.48
  4. Step 4: Simplify right side
    191,331.16x = 28,107,250,585.89
  5. Step 5: Solve for x
    x = 28,107,250,585.89/191,331.16
  6. Step 6: Final answer
    x = 146,903.68

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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.