Home / 84,477.31-116,566.14-51,308.25

Finding the Fourth Proportional to 84,477.31, 116,566.14 and 51,308.25

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Solution

The fourth proportional to 84,477.31, 116,566.14 and 51,308.25 is: 70,797.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,477.31 : 116,566.14 = 51,308.25 : x
  2. Step 2: Convert to fraction form
    84,477.31/116,566.14 = 51,308.25/x
  3. Step 3: Cross multiply
    84,477.31x = 116,566.14 × 51,308.25
  4. Step 4: Simplify right side
    84,477.31x = 5,980,804,151.40
  5. Step 5: Solve for x
    x = 5,980,804,151.40/84,477.31
  6. Step 6: Final answer
    x = 70,797.76

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1.5x scale

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.