Home / 113,790.24-170,688.48-30,684

Finding the Fourth Proportional to 113,790.24, 170,688.48 and 30,684

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Solution

The fourth proportional to 113,790.24, 170,688.48 and 30,684 is: 46,026.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,790.24 : 170,688.48 = 30,684 : x
  2. Step 2: Convert to fraction form
    113,790.24/170,688.48 = 30,684/x
  3. Step 3: Cross multiply
    113,790.24x = 170,688.48 × 30,684
  4. Step 4: Simplify right side
    113,790.24x = 5,237,405,320.32
  5. Step 5: Solve for x
    x = 5,237,405,320.32/113,790.24
  6. Step 6: Final answer
    x = 46,026.84

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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.