Home / 64,516.08-96,734.79-28,970.49

Finding the Fourth Proportional to 64,516.08, 96,734.79 and 28,970.49

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Solution

The fourth proportional to 64,516.08, 96,734.79 and 28,970.49 is: 43,438.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,516.08 : 96,734.79 = 28,970.49 : x
  2. Step 2: Convert to fraction form
    64,516.08/96,734.79 = 28,970.49/x
  3. Step 3: Cross multiply
    64,516.08x = 96,734.79 × 28,970.49
  4. Step 4: Simplify right side
    64,516.08x = 2,802,454,266.35
  5. Step 5: Solve for x
    x = 2,802,454,266.35/64,516.08
  6. Step 6: Final answer
    x = 43,438.07

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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.