Home / 43,247.91-64,886.44-42,956.31

Finding the Fourth Proportional to 43,247.91, 64,886.44 and 42,956.31

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Solution

The fourth proportional to 43,247.91, 64,886.44 and 42,956.31 is: 64,448.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,247.91 : 64,886.44 = 42,956.31 : x
  2. Step 2: Convert to fraction form
    43,247.91/64,886.44 = 42,956.31/x
  3. Step 3: Cross multiply
    43,247.91x = 64,886.44 × 42,956.31
  4. Step 4: Simplify right side
    43,247.91x = 2,787,282,031.44
  5. Step 5: Solve for x
    x = 2,787,282,031.44/43,247.91
  6. Step 6: Final answer
    x = 64,448.94

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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.