Home / 191,957.08-264,906.40-107,072.32

Finding the Fourth Proportional to 191,957.08, 264,906.40 and 107,072.32

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Solution

The fourth proportional to 191,957.08, 264,906.40 and 107,072.32 is: 147,762.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,957.08 : 264,906.40 = 107,072.32 : x
  2. Step 2: Convert to fraction form
    191,957.08/264,906.40 = 107,072.32/x
  3. Step 3: Cross multiply
    191,957.08x = 264,906.40 × 107,072.32
  4. Step 4: Simplify right side
    191,957.08x = 28,364,142,830.85
  5. Step 5: Solve for x
    x = 28,364,142,830.85/191,957.08
  6. Step 6: Final answer
    x = 147,762.94

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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.