Home / 145,845.68-218,773.14-46,006.76

Finding the Fourth Proportional to 145,845.68, 218,773.14 and 46,006.76

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Solution

The fourth proportional to 145,845.68, 218,773.14 and 46,006.76 is: 69,011.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,845.68 : 218,773.14 = 46,006.76 : x
  2. Step 2: Convert to fraction form
    145,845.68/218,773.14 = 46,006.76/x
  3. Step 3: Cross multiply
    145,845.68x = 218,773.14 × 46,006.76
  4. Step 4: Simplify right side
    145,845.68x = 10,065,043,346.43
  5. Step 5: Solve for x
    x = 10,065,043,346.43/145,845.68
  6. Step 6: Final answer
    x = 69,011.60

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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.