Home / 77,486.06-106,927.26-47,266.58

Finding the Fourth Proportional to 77,486.06, 106,927.26 and 47,266.58

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Solution

The fourth proportional to 77,486.06, 106,927.26 and 47,266.58 is: 65,225.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,486.06 : 106,927.26 = 47,266.58 : x
  2. Step 2: Convert to fraction form
    77,486.06/106,927.26 = 47,266.58/x
  3. Step 3: Cross multiply
    77,486.06x = 106,927.26 × 47,266.58
  4. Step 4: Simplify right side
    77,486.06x = 5,054,085,888.97
  5. Step 5: Solve for x
    x = 5,054,085,888.97/77,486.06
  6. Step 6: Final answer
    x = 65,225.74

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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.