Home / 113,558.98-170,339.10-29,313.39

Finding the Fourth Proportional to 113,558.98, 170,339.10 and 29,313.39

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Solution

The fourth proportional to 113,558.98, 170,339.10 and 29,313.39 is: 43,970.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,558.98 : 170,339.10 = 29,313.39 : x
  2. Step 2: Convert to fraction form
    113,558.98/170,339.10 = 29,313.39/x
  3. Step 3: Cross multiply
    113,558.98x = 170,339.10 × 29,313.39
  4. Step 4: Simplify right side
    113,558.98x = 4,993,216,470.55
  5. Step 5: Solve for x
    x = 4,993,216,470.55/113,558.98
  6. Step 6: Final answer
    x = 43,970.25

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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.