Home / 151,239.40-226,880.70-51,404.20

Finding the Fourth Proportional to 151,239.40, 226,880.70 and 51,404.20

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Solution

The fourth proportional to 151,239.40, 226,880.70 and 51,404.20 is: 77,113.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,239.40 : 226,880.70 = 51,404.20 : x
  2. Step 2: Convert to fraction form
    151,239.40/226,880.70 = 51,404.20/x
  3. Step 3: Cross multiply
    151,239.40x = 226,880.70 × 51,404.20
  4. Step 4: Simplify right side
    151,239.40x = 11,662,620,878.94
  5. Step 5: Solve for x
    x = 11,662,620,878.94/151,239.40
  6. Step 6: Final answer
    x = 77,113.64

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1.5x scale

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.