Home / 74,774.52-111,898.46-46,707.79

Finding the Fourth Proportional to 74,774.52, 111,898.46 and 46,707.79

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Solution

The fourth proportional to 74,774.52, 111,898.46 and 46,707.79 is: 69,897.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,774.52 : 111,898.46 = 46,707.79 : x
  2. Step 2: Convert to fraction form
    74,774.52/111,898.46 = 46,707.79/x
  3. Step 3: Cross multiply
    74,774.52x = 111,898.46 × 46,707.79
  4. Step 4: Simplify right side
    74,774.52x = 5,226,529,817.84
  5. Step 5: Solve for x
    x = 5,226,529,817.84/74,774.52
  6. Step 6: Final answer
    x = 69,897.21

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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.