Home / 64,954.36-97,445.94-20,583.76

Finding the Fourth Proportional to 64,954.36, 97,445.94 and 20,583.76

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Solution

The fourth proportional to 64,954.36, 97,445.94 and 20,583.76 is: 30,880.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,954.36 : 97,445.94 = 20,583.76 : x
  2. Step 2: Convert to fraction form
    64,954.36/97,445.94 = 20,583.76/x
  3. Step 3: Cross multiply
    64,954.36x = 97,445.94 × 20,583.76
  4. Step 4: Simplify right side
    64,954.36x = 2,005,803,841.93
  5. Step 5: Solve for x
    x = 2,005,803,841.93/64,954.36
  6. Step 6: Final answer
    x = 30,880.20

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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.