Home / 74,843.36-103,301.54-43,030.76

Finding the Fourth Proportional to 74,843.36, 103,301.54 and 43,030.76

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Solution

The fourth proportional to 74,843.36, 103,301.54 and 43,030.76 is: 59,392.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,843.36 : 103,301.54 = 43,030.76 : x
  2. Step 2: Convert to fraction form
    74,843.36/103,301.54 = 43,030.76/x
  3. Step 3: Cross multiply
    74,843.36x = 103,301.54 × 43,030.76
  4. Step 4: Simplify right side
    74,843.36x = 4,445,143,775.37
  5. Step 5: Solve for x
    x = 4,445,143,775.37/74,843.36
  6. Step 6: Final answer
    x = 59,392.63

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Double scale
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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.