Home / 152,258.58-228,409.74-47,085.75

Finding the Fourth Proportional to 152,258.58, 228,409.74 and 47,085.75

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Solution

The fourth proportional to 152,258.58, 228,409.74 and 47,085.75 is: 70,635.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,258.58 : 228,409.74 = 47,085.75 : x
  2. Step 2: Convert to fraction form
    152,258.58/228,409.74 = 47,085.75/x
  3. Step 3: Cross multiply
    152,258.58x = 228,409.74 × 47,085.75
  4. Step 4: Simplify right side
    152,258.58x = 10,754,843,915.21
  5. Step 5: Solve for x
    x = 10,754,843,915.21/152,258.58
  6. Step 6: Final answer
    x = 70,635.39

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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.