Home / 71,670.24-98,890.56-43,377.84

Finding the Fourth Proportional to 71,670.24, 98,890.56 and 43,377.84

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Solution

The fourth proportional to 71,670.24, 98,890.56 and 43,377.84 is: 59,852.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,670.24 : 98,890.56 = 43,377.84 : x
  2. Step 2: Convert to fraction form
    71,670.24/98,890.56 = 43,377.84/x
  3. Step 3: Cross multiply
    71,670.24x = 98,890.56 × 43,377.84
  4. Step 4: Simplify right side
    71,670.24x = 4,289,658,889.19
  5. Step 5: Solve for x
    x = 4,289,658,889.19/71,670.24
  6. Step 6: Final answer
    x = 59,852.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.