Home / 53,181.20-73,386.06-29,307.98

Finding the Fourth Proportional to 53,181.20, 73,386.06 and 29,307.98

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Solution

The fourth proportional to 53,181.20, 73,386.06 and 29,307.98 is: 40,442.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,181.20 : 73,386.06 = 29,307.98 : x
  2. Step 2: Convert to fraction form
    53,181.20/73,386.06 = 29,307.98/x
  3. Step 3: Cross multiply
    53,181.20x = 73,386.06 × 29,307.98
  4. Step 4: Simplify right side
    53,181.20x = 2,150,797,178.76
  5. Step 5: Solve for x
    x = 2,150,797,178.76/53,181.20
  6. Step 6: Final answer
    x = 40,442.81

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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.