Home / 89,948.81-134,898.55-33,784.56

Finding the Fourth Proportional to 89,948.81, 134,898.55 and 33,784.56

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Solution

The fourth proportional to 89,948.81, 134,898.55 and 33,784.56 is: 50,667.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,948.81 : 134,898.55 = 33,784.56 : x
  2. Step 2: Convert to fraction form
    89,948.81/134,898.55 = 33,784.56/x
  3. Step 3: Cross multiply
    89,948.81x = 134,898.55 × 33,784.56
  4. Step 4: Simplify right side
    89,948.81x = 4,557,488,071.93
  5. Step 5: Solve for x
    x = 4,557,488,071.93/89,948.81
  6. Step 6: Final answer
    x = 50,667.57

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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.