Home / 133,966.81-200,968.04-70,789.52

Finding the Fourth Proportional to 133,966.81, 200,968.04 and 70,789.52

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Solution

The fourth proportional to 133,966.81, 200,968.04 and 70,789.52 is: 106,193.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,966.81 : 200,968.04 = 70,789.52 : x
  2. Step 2: Convert to fraction form
    133,966.81/200,968.04 = 70,789.52/x
  3. Step 3: Cross multiply
    133,966.81x = 200,968.04 × 70,789.52
  4. Step 4: Simplify right side
    133,966.81x = 14,226,430,259.07
  5. Step 5: Solve for x
    x = 14,226,430,259.07/133,966.81
  6. Step 6: Final answer
    x = 106,193.69

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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.