Home / 75,975.40-104,852.36-41,990.52

Finding the Fourth Proportional to 75,975.40, 104,852.36 and 41,990.52

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Solution

The fourth proportional to 75,975.40, 104,852.36 and 41,990.52 is: 57,950.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,975.40 : 104,852.36 = 41,990.52 : x
  2. Step 2: Convert to fraction form
    75,975.40/104,852.36 = 41,990.52/x
  3. Step 3: Cross multiply
    75,975.40x = 104,852.36 × 41,990.52
  4. Step 4: Simplify right side
    75,975.40x = 4,402,805,119.63
  5. Step 5: Solve for x
    x = 4,402,805,119.63/75,975.40
  6. Step 6: Final answer
    x = 57,950.40

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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.