Home / 145,844.68-218,771.64-46,005.76

Finding the Fourth Proportional to 145,844.68, 218,771.64 and 46,005.76

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Solution

The fourth proportional to 145,844.68, 218,771.64 and 46,005.76 is: 69,010.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,844.68 : 218,771.64 = 46,005.76 : x
  2. Step 2: Convert to fraction form
    145,844.68/218,771.64 = 46,005.76/x
  3. Step 3: Cross multiply
    145,844.68x = 218,771.64 × 46,005.76
  4. Step 4: Simplify right side
    145,844.68x = 10,064,755,564.65
  5. Step 5: Solve for x
    x = 10,064,755,564.65/145,844.68
  6. Step 6: Final answer
    x = 69,010.10

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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.