Home / 145,900.44-218,860.38-46,064.70

Finding the Fourth Proportional to 145,900.44, 218,860.38 and 46,064.70

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Solution

The fourth proportional to 145,900.44, 218,860.38 and 46,064.70 is: 69,100.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,900.44 : 218,860.38 = 46,064.70 : x
  2. Step 2: Convert to fraction form
    145,900.44/218,860.38 = 46,064.70/x
  3. Step 3: Cross multiply
    145,900.44x = 218,860.38 × 46,064.70
  4. Step 4: Simplify right side
    145,900.44x = 10,081,737,746.59
  5. Step 5: Solve for x
    x = 10,081,737,746.59/145,900.44
  6. Step 6: Final answer
    x = 69,100.12

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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.