Home / 184,215.36-254,239.80-103,646.40

Finding the Fourth Proportional to 184,215.36, 254,239.80 and 103,646.40

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Solution

The fourth proportional to 184,215.36, 254,239.80 and 103,646.40 is: 143,044.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,215.36 : 254,239.80 = 103,646.40 : x
  2. Step 2: Convert to fraction form
    184,215.36/254,239.80 = 103,646.40/x
  3. Step 3: Cross multiply
    184,215.36x = 254,239.80 × 103,646.40
  4. Step 4: Simplify right side
    184,215.36x = 26,351,040,006.72
  5. Step 5: Solve for x
    x = 26,351,040,006.72/184,215.36
  6. Step 6: Final answer
    x = 143,044.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.