Home / 191,548.18-264,503.64-120,051.10

Finding the Fourth Proportional to 191,548.18, 264,503.64 and 120,051.10

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Solution

The fourth proportional to 191,548.18, 264,503.64 and 120,051.10 is: 165,775.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,548.18 : 264,503.64 = 120,051.10 : x
  2. Step 2: Convert to fraction form
    191,548.18/264,503.64 = 120,051.10/x
  3. Step 3: Cross multiply
    191,548.18x = 264,503.64 × 120,051.10
  4. Step 4: Simplify right side
    191,548.18x = 31,753,952,936.00
  5. Step 5: Solve for x
    x = 31,753,952,936.00/191,548.18
  6. Step 6: Final answer
    x = 165,775.28

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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.