Home / 228,050.02-342,075-70,278.46

Finding the Fourth Proportional to 228,050.02, 342,075 and 70,278.46

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Solution

The fourth proportional to 228,050.02, 342,075 and 70,278.46 is: 105,417.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,050.02 : 342,075 = 70,278.46 : x
  2. Step 2: Convert to fraction form
    228,050.02/342,075 = 70,278.46/x
  3. Step 3: Cross multiply
    228,050.02x = 342,075 × 70,278.46
  4. Step 4: Simplify right side
    228,050.02x = 24,040,504,204.50
  5. Step 5: Solve for x
    x = 24,040,504,204.50/228,050.02
  6. Step 6: Final answer
    x = 105,417.68

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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.