Home / 112,779.33-169,206.75-36,881.37

Finding the Fourth Proportional to 112,779.33, 169,206.75 and 36,881.37

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Solution

The fourth proportional to 112,779.33, 169,206.75 and 36,881.37 is: 55,334.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,779.33 : 169,206.75 = 36,881.37 : x
  2. Step 2: Convert to fraction form
    112,779.33/169,206.75 = 36,881.37/x
  3. Step 3: Cross multiply
    112,779.33x = 169,206.75 × 36,881.37
  4. Step 4: Simplify right side
    112,779.33x = 6,240,576,753.25
  5. Step 5: Solve for x
    x = 6,240,576,753.25/112,779.33
  6. Step 6: Final answer
    x = 55,334.40

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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.