Home / 65,895.42-98,828.31-30,322.62

Finding the Fourth Proportional to 65,895.42, 98,828.31 and 30,322.62

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Solution

The fourth proportional to 65,895.42, 98,828.31 and 30,322.62 is: 45,477.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,895.42 : 98,828.31 = 30,322.62 : x
  2. Step 2: Convert to fraction form
    65,895.42/98,828.31 = 30,322.62/x
  3. Step 3: Cross multiply
    65,895.42x = 98,828.31 × 30,322.62
  4. Step 4: Simplify right side
    65,895.42x = 2,996,732,643.62
  5. Step 5: Solve for x
    x = 2,996,732,643.62/65,895.42
  6. Step 6: Final answer
    x = 45,477.10

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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.