Home / 166,666.62-250,001.55-42,007.62

Finding the Fourth Proportional to 166,666.62, 250,001.55 and 42,007.62

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Solution

The fourth proportional to 166,666.62, 250,001.55 and 42,007.62 is: 63,011.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,666.62 : 250,001.55 = 42,007.62 : x
  2. Step 2: Convert to fraction form
    166,666.62/250,001.55 = 42,007.62/x
  3. Step 3: Cross multiply
    166,666.62x = 250,001.55 × 42,007.62
  4. Step 4: Simplify right side
    166,666.62x = 10,501,970,111.81
  5. Step 5: Solve for x
    x = 10,501,970,111.81/166,666.62
  6. Step 6: Final answer
    x = 63,011.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.