Home / 228,223.19-314,841.88-147,676.72

Finding the Fourth Proportional to 228,223.19, 314,841.88 and 147,676.72

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Solution

The fourth proportional to 228,223.19, 314,841.88 and 147,676.72 is: 203,725.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,223.19 : 314,841.88 = 147,676.72 : x
  2. Step 2: Convert to fraction form
    228,223.19/314,841.88 = 147,676.72/x
  3. Step 3: Cross multiply
    228,223.19x = 314,841.88 × 147,676.72
  4. Step 4: Simplify right side
    228,223.19x = 46,494,816,157.03
  5. Step 5: Solve for x
    x = 46,494,816,157.03/228,223.19
  6. Step 6: Final answer
    x = 203,725.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.