Home / 113,119.40-169,700.96-42,993.24

Finding the Fourth Proportional to 113,119.40, 169,700.96 and 42,993.24

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Solution

The fourth proportional to 113,119.40, 169,700.96 and 42,993.24 is: 64,498.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,119.40 : 169,700.96 = 42,993.24 : x
  2. Step 2: Convert to fraction form
    113,119.40/169,700.96 = 42,993.24/x
  3. Step 3: Cross multiply
    113,119.40x = 169,700.96 × 42,993.24
  4. Step 4: Simplify right side
    113,119.40x = 7,295,994,101.51
  5. Step 5: Solve for x
    x = 7,295,994,101.51/113,119.40
  6. Step 6: Final answer
    x = 64,498.17

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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.