Home / 51,531.31-77,141.35-46,603.27

Finding the Fourth Proportional to 51,531.31, 77,141.35 and 46,603.27

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Solution

The fourth proportional to 51,531.31, 77,141.35 and 46,603.27 is: 69,764.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,531.31 : 77,141.35 = 46,603.27 : x
  2. Step 2: Convert to fraction form
    51,531.31/77,141.35 = 46,603.27/x
  3. Step 3: Cross multiply
    51,531.31x = 77,141.35 × 46,603.27
  4. Step 4: Simplify right side
    51,531.31x = 3,595,039,162.21
  5. Step 5: Solve for x
    x = 3,595,039,162.21/51,531.31
  6. Step 6: Final answer
    x = 69,764.17

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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.