Home / 191,938.47-264,874.42-107,055.46

Finding the Fourth Proportional to 191,938.47, 264,874.42 and 107,055.46

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Solution

The fourth proportional to 191,938.47, 264,874.42 and 107,055.46 is: 147,736.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,938.47 : 264,874.42 = 107,055.46 : x
  2. Step 2: Convert to fraction form
    191,938.47/264,874.42 = 107,055.46/x
  3. Step 3: Cross multiply
    191,938.47x = 264,874.42 × 107,055.46
  4. Step 4: Simplify right side
    191,938.47x = 28,356,252,875.33
  5. Step 5: Solve for x
    x = 28,356,252,875.33/191,938.47
  6. Step 6: Final answer
    x = 147,736.16

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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.