Home / 104,977.40-157,466.10-57,574.18

Finding the Fourth Proportional to 104,977.40, 157,466.10 and 57,574.18

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Solution

The fourth proportional to 104,977.40, 157,466.10 and 57,574.18 is: 86,361.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,977.40 : 157,466.10 = 57,574.18 : x
  2. Step 2: Convert to fraction form
    104,977.40/157,466.10 = 57,574.18/x
  3. Step 3: Cross multiply
    104,977.40x = 157,466.10 × 57,574.18
  4. Step 4: Simplify right side
    104,977.40x = 9,065,980,797.97
  5. Step 5: Solve for x
    x = 9,065,980,797.97/104,977.40
  6. Step 6: Final answer
    x = 86,361.26

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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.