Home / 149,164.07-223,746.10-122,813.45

Finding the Fourth Proportional to 149,164.07, 223,746.10 and 122,813.45

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Solution

The fourth proportional to 149,164.07, 223,746.10 and 122,813.45 is: 184,220.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,164.07 : 223,746.10 = 122,813.45 : x
  2. Step 2: Convert to fraction form
    149,164.07/223,746.10 = 122,813.45/x
  3. Step 3: Cross multiply
    149,164.07x = 223,746.10 × 122,813.45
  4. Step 4: Simplify right side
    149,164.07x = 27,479,029,878.33
  5. Step 5: Solve for x
    x = 27,479,029,878.33/149,164.07
  6. Step 6: Final answer
    x = 184,220.17

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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.