Home / 152,258.92-228,388.40-47,075.56

Finding the Fourth Proportional to 152,258.92, 228,388.40 and 47,075.56

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Solution

The fourth proportional to 152,258.92, 228,388.40 and 47,075.56 is: 70,613.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,258.92 : 228,388.40 = 47,075.56 : x
  2. Step 2: Convert to fraction form
    152,258.92/228,388.40 = 47,075.56/x
  3. Step 3: Cross multiply
    152,258.92x = 228,388.40 × 47,075.56
  4. Step 4: Simplify right side
    152,258.92x = 10,751,511,827.50
  5. Step 5: Solve for x
    x = 10,751,511,827.50/152,258.92
  6. Step 6: Final answer
    x = 70,613.35

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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.