Home / 62,721.24-94,032.54-42,939.84

Finding the Fourth Proportional to 62,721.24, 94,032.54 and 42,939.84

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Solution

The fourth proportional to 62,721.24, 94,032.54 and 42,939.84 is: 64,375.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,721.24 : 94,032.54 = 42,939.84 : x
  2. Step 2: Convert to fraction form
    62,721.24/94,032.54 = 42,939.84/x
  3. Step 3: Cross multiply
    62,721.24x = 94,032.54 × 42,939.84
  4. Step 4: Simplify right side
    62,721.24x = 4,037,742,222.39
  5. Step 5: Solve for x
    x = 4,037,742,222.39/62,721.24
  6. Step 6: Final answer
    x = 64,375.99

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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.