Home / 131,222.18-196,784.87-46,959.50

Finding the Fourth Proportional to 131,222.18, 196,784.87 and 46,959.50

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Solution

The fourth proportional to 131,222.18, 196,784.87 and 46,959.50 is: 70,421.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,222.18 : 196,784.87 = 46,959.50 : x
  2. Step 2: Convert to fraction form
    131,222.18/196,784.87 = 46,959.50/x
  3. Step 3: Cross multiply
    131,222.18x = 196,784.87 × 46,959.50
  4. Step 4: Simplify right side
    131,222.18x = 9,240,919,102.77
  5. Step 5: Solve for x
    x = 9,240,919,102.77/131,222.18
  6. Step 6: Final answer
    x = 70,421.93

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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.