Home / 348,560.19-522,859.77-99,222.75

Finding the Fourth Proportional to 348,560.19, 522,859.77 and 99,222.75

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Solution

The fourth proportional to 348,560.19, 522,859.77 and 99,222.75 is: 148,839.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,560.19 : 522,859.77 = 99,222.75 : x
  2. Step 2: Convert to fraction form
    348,560.19/522,859.77 = 99,222.75/x
  3. Step 3: Cross multiply
    348,560.19x = 522,859.77 × 99,222.75
  4. Step 4: Simplify right side
    348,560.19x = 51,879,584,243.77
  5. Step 5: Solve for x
    x = 51,879,584,243.77/348,560.19
  6. Step 6: Final answer
    x = 148,839.67

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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.