Home / 77,094.40-106,389.76-43,560.32

Finding the Fourth Proportional to 77,094.40, 106,389.76 and 43,560.32

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Solution

The fourth proportional to 77,094.40, 106,389.76 and 43,560.32 is: 60,112.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,094.40 : 106,389.76 = 43,560.32 : x
  2. Step 2: Convert to fraction form
    77,094.40/106,389.76 = 43,560.32/x
  3. Step 3: Cross multiply
    77,094.40x = 106,389.76 × 43,560.32
  4. Step 4: Simplify right side
    77,094.40x = 4,634,371,990.32
  5. Step 5: Solve for x
    x = 4,634,371,990.32/77,094.40
  6. Step 6: Final answer
    x = 60,112.95

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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.