Home / 51,258.01-70,734.45-30,051.40

Finding the Fourth Proportional to 51,258.01, 70,734.45 and 30,051.40

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Solution

The fourth proportional to 51,258.01, 70,734.45 and 30,051.40 is: 41,469.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,258.01 : 70,734.45 = 30,051.40 : x
  2. Step 2: Convert to fraction form
    51,258.01/70,734.45 = 30,051.40/x
  3. Step 3: Cross multiply
    51,258.01x = 70,734.45 × 30,051.40
  4. Step 4: Simplify right side
    51,258.01x = 2,125,669,250.73
  5. Step 5: Solve for x
    x = 2,125,669,250.73/51,258.01
  6. Step 6: Final answer
    x = 41,469.99

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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.