Home / 113,347.84-169,910.92-42,218.37

Finding the Fourth Proportional to 113,347.84, 169,910.92 and 42,218.37

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Solution

The fourth proportional to 113,347.84, 169,910.92 and 42,218.37 is: 63,286.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,347.84 : 169,910.92 = 42,218.37 : x
  2. Step 2: Convert to fraction form
    113,347.84/169,910.92 = 42,218.37/x
  3. Step 3: Cross multiply
    113,347.84x = 169,910.92 × 42,218.37
  4. Step 4: Simplify right side
    113,347.84x = 7,173,362,087.60
  5. Step 5: Solve for x
    x = 7,173,362,087.60/113,347.84
  6. Step 6: Final answer
    x = 63,286.27

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1.5x scale

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.