Home / 313,331.20-470,015.02-88,672.84

Finding the Fourth Proportional to 313,331.20, 470,015.02 and 88,672.84

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Solution

The fourth proportional to 313,331.20, 470,015.02 and 88,672.84 is: 133,014.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,331.20 : 470,015.02 = 88,672.84 : x
  2. Step 2: Convert to fraction form
    313,331.20/470,015.02 = 88,672.84/x
  3. Step 3: Cross multiply
    313,331.20x = 470,015.02 × 88,672.84
  4. Step 4: Simplify right side
    313,331.20x = 41,677,566,666.06
  5. Step 5: Solve for x
    x = 41,677,566,666.06/313,331.20
  6. Step 6: Final answer
    x = 133,014.42

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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.