Home / 45,967.47-63,442.49-42,965.81

Finding the Fourth Proportional to 45,967.47, 63,442.49 and 42,965.81

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Solution

The fourth proportional to 45,967.47, 63,442.49 and 42,965.81 is: 59,299.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,967.47 : 63,442.49 = 42,965.81 : x
  2. Step 2: Convert to fraction form
    45,967.47/63,442.49 = 42,965.81/x
  3. Step 3: Cross multiply
    45,967.47x = 63,442.49 × 42,965.81
  4. Step 4: Simplify right side
    45,967.47x = 2,725,857,439.23
  5. Step 5: Solve for x
    x = 2,725,857,439.23/45,967.47
  6. Step 6: Final answer
    x = 59,299.71

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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.