Home / 145,983.60-218,944.26-46,151.64

Finding the Fourth Proportional to 145,983.60, 218,944.26 and 46,151.64

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Solution

The fourth proportional to 145,983.60, 218,944.26 and 46,151.64 is: 69,217.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,983.60 : 218,944.26 = 46,151.64 : x
  2. Step 2: Convert to fraction form
    145,983.60/218,944.26 = 46,151.64/x
  3. Step 3: Cross multiply
    145,983.60x = 218,944.26 × 46,151.64
  4. Step 4: Simplify right side
    145,983.60x = 10,104,636,667.59
  5. Step 5: Solve for x
    x = 10,104,636,667.59/145,983.60
  6. Step 6: Final answer
    x = 69,217.62

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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.