Home / 116,122.48-173,888.28-76,559.56

Finding the Fourth Proportional to 116,122.48, 173,888.28 and 76,559.56

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Solution

The fourth proportional to 116,122.48, 173,888.28 and 76,559.56 is: 114,644.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,122.48 : 173,888.28 = 76,559.56 : x
  2. Step 2: Convert to fraction form
    116,122.48/173,888.28 = 76,559.56/x
  3. Step 3: Cross multiply
    116,122.48x = 173,888.28 × 76,559.56
  4. Step 4: Simplify right side
    116,122.48x = 13,312,810,205.96
  5. Step 5: Solve for x
    x = 13,312,810,205.96/116,122.48
  6. Step 6: Final answer
    x = 114,644.56

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1.5x scale

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.