Home / 191,790.10-264,664.83-106,905.34

Finding the Fourth Proportional to 191,790.10, 264,664.83 and 106,905.34

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Solution

The fourth proportional to 191,790.10, 264,664.83 and 106,905.34 is: 147,526.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,790.10 : 264,664.83 = 106,905.34 : x
  2. Step 2: Convert to fraction form
    191,790.10/264,664.83 = 106,905.34/x
  3. Step 3: Cross multiply
    191,790.10x = 264,664.83 × 106,905.34
  4. Step 4: Simplify right side
    191,790.10x = 28,294,083,637.19
  5. Step 5: Solve for x
    x = 28,294,083,637.19/191,790.10
  6. Step 6: Final answer
    x = 147,526.30

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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.