Home / 74,376.63-111,568.84-56,635.12

Finding the Fourth Proportional to 74,376.63, 111,568.84 and 56,635.12

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Solution

The fourth proportional to 74,376.63, 111,568.84 and 56,635.12 is: 84,955.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,376.63 : 111,568.84 = 56,635.12 : x
  2. Step 2: Convert to fraction form
    74,376.63/111,568.84 = 56,635.12/x
  3. Step 3: Cross multiply
    74,376.63x = 111,568.84 × 56,635.12
  4. Step 4: Simplify right side
    74,376.63x = 6,318,714,083.82
  5. Step 5: Solve for x
    x = 6,318,714,083.82/74,376.63
  6. Step 6: Final answer
    x = 84,955.64

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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.