Home / 66,228.33-99,347.37-19,483.23

Finding the Fourth Proportional to 66,228.33, 99,347.37 and 19,483.23

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Solution

The fourth proportional to 66,228.33, 99,347.37 and 19,483.23 is: 29,226.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,228.33 : 99,347.37 = 19,483.23 : x
  2. Step 2: Convert to fraction form
    66,228.33/99,347.37 = 19,483.23/x
  3. Step 3: Cross multiply
    66,228.33x = 99,347.37 × 19,483.23
  4. Step 4: Simplify right side
    66,228.33x = 1,935,607,659.61
  5. Step 5: Solve for x
    x = 1,935,607,659.61/66,228.33
  6. Step 6: Final answer
    x = 29,226.28

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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.