Home / 76,026.96-104,912.68-42,033.40

Finding the Fourth Proportional to 76,026.96, 104,912.68 and 42,033.40

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Solution

The fourth proportional to 76,026.96, 104,912.68 and 42,033.40 is: 58,003.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,026.96 : 104,912.68 = 42,033.40 : x
  2. Step 2: Convert to fraction form
    76,026.96/104,912.68 = 42,033.40/x
  3. Step 3: Cross multiply
    76,026.96x = 104,912.68 × 42,033.40
  4. Step 4: Simplify right side
    76,026.96x = 4,409,836,643.51
  5. Step 5: Solve for x
    x = 4,409,836,643.51/76,026.96
  6. Step 6: Final answer
    x = 58,003.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.