Home / 74,533.32-102,856.32-40,541.94

Finding the Fourth Proportional to 74,533.32, 102,856.32 and 40,541.94

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Solution

The fourth proportional to 74,533.32, 102,856.32 and 40,541.94 is: 55,948.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,533.32 : 102,856.32 = 40,541.94 : x
  2. Step 2: Convert to fraction form
    74,533.32/102,856.32 = 40,541.94/x
  3. Step 3: Cross multiply
    74,533.32x = 102,856.32 × 40,541.94
  4. Step 4: Simplify right side
    74,533.32x = 4,169,994,754.06
  5. Step 5: Solve for x
    x = 4,169,994,754.06/74,533.32
  6. Step 6: Final answer
    x = 55,948.06

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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.