Home / 153,049.51-228,416.90-149,063.70

Finding the Fourth Proportional to 153,049.51, 228,416.90 and 149,063.70

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Solution

The fourth proportional to 153,049.51, 228,416.90 and 149,063.70 is: 222,468.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,049.51 : 228,416.90 = 149,063.70 : x
  2. Step 2: Convert to fraction form
    153,049.51/228,416.90 = 149,063.70/x
  3. Step 3: Cross multiply
    153,049.51x = 228,416.90 × 149,063.70
  4. Step 4: Simplify right side
    153,049.51x = 34,048,668,256.53
  5. Step 5: Solve for x
    x = 34,048,668,256.53/153,049.51
  6. Step 6: Final answer
    x = 222,468.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.