Home / 155,890.19-233,835.78-43,569.67

Finding the Fourth Proportional to 155,890.19, 233,835.78 and 43,569.67

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Solution

The fourth proportional to 155,890.19, 233,835.78 and 43,569.67 is: 65,354.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,890.19 : 233,835.78 = 43,569.67 : x
  2. Step 2: Convert to fraction form
    155,890.19/233,835.78 = 43,569.67/x
  3. Step 3: Cross multiply
    155,890.19x = 233,835.78 × 43,569.67
  4. Step 4: Simplify right side
    155,890.19x = 10,188,147,768.79
  5. Step 5: Solve for x
    x = 10,188,147,768.79/155,890.19
  6. Step 6: Final answer
    x = 65,354.64

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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.