Home / 310,535.28-465,802.70-100,173.23

Finding the Fourth Proportional to 310,535.28, 465,802.70 and 100,173.23

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Solution

The fourth proportional to 310,535.28, 465,802.70 and 100,173.23 is: 150,259.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,535.28 : 465,802.70 = 100,173.23 : x
  2. Step 2: Convert to fraction form
    310,535.28/465,802.70 = 100,173.23/x
  3. Step 3: Cross multiply
    310,535.28x = 465,802.70 × 100,173.23
  4. Step 4: Simplify right side
    310,535.28x = 46,660,958,171.84
  5. Step 5: Solve for x
    x = 46,660,958,171.84/310,535.28
  6. Step 6: Final answer
    x = 150,259.76

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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.