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Finding the Fourth Proportional to 124,575.93, 186,866.78 and 44,619.37

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Solution

The fourth proportional to 124,575.93, 186,866.78 and 44,619.37 is: 66,930.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,575.93 : 186,866.78 = 44,619.37 : x
  2. Step 2: Convert to fraction form
    124,575.93/186,866.78 = 44,619.37/x
  3. Step 3: Cross multiply
    124,575.93x = 186,866.78 × 44,619.37
  4. Step 4: Simplify right side
    124,575.93x = 8,337,877,307.26
  5. Step 5: Solve for x
    x = 8,337,877,307.26/124,575.93
  6. Step 6: Final answer
    x = 66,930.08

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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.