Home / 122,582.96-183,874.74-38,343.67

Finding the Fourth Proportional to 122,582.96, 183,874.74 and 38,343.67

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Solution

The fourth proportional to 122,582.96, 183,874.74 and 38,343.67 is: 57,515.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,582.96 : 183,874.74 = 38,343.67 : x
  2. Step 2: Convert to fraction form
    122,582.96/183,874.74 = 38,343.67/x
  3. Step 3: Cross multiply
    122,582.96x = 183,874.74 × 38,343.67
  4. Step 4: Simplify right side
    122,582.96x = 7,050,432,351.90
  5. Step 5: Solve for x
    x = 7,050,432,351.90/122,582.96
  6. Step 6: Final answer
    x = 57,515.60

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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.