Home / 77,679.54-116,322.48-62,064.36

Finding the Fourth Proportional to 77,679.54, 116,322.48 and 62,064.36

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Solution

The fourth proportional to 77,679.54, 116,322.48 and 62,064.36 is: 92,939.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,679.54 : 116,322.48 = 62,064.36 : x
  2. Step 2: Convert to fraction form
    77,679.54/116,322.48 = 62,064.36/x
  3. Step 3: Cross multiply
    77,679.54x = 116,322.48 × 62,064.36
  4. Step 4: Simplify right side
    77,679.54x = 7,219,480,274.81
  5. Step 5: Solve for x
    x = 7,219,480,274.81/77,679.54
  6. Step 6: Final answer
    x = 92,939.28

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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.