Home / 74,728.36-112,108.06-35,263.94

Finding the Fourth Proportional to 74,728.36, 112,108.06 and 35,263.94

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Solution

The fourth proportional to 74,728.36, 112,108.06 and 35,263.94 is: 52,903.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,728.36 : 112,108.06 = 35,263.94 : x
  2. Step 2: Convert to fraction form
    74,728.36/112,108.06 = 35,263.94/x
  3. Step 3: Cross multiply
    74,728.36x = 112,108.06 × 35,263.94
  4. Step 4: Simplify right side
    74,728.36x = 3,953,371,901.36
  5. Step 5: Solve for x
    x = 3,953,371,901.36/74,728.36
  6. Step 6: Final answer
    x = 52,903.24

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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.