Home / 122,227.35-168,670.73-67,779.23

Finding the Fourth Proportional to 122,227.35, 168,670.73 and 67,779.23

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Solution

The fourth proportional to 122,227.35, 168,670.73 and 67,779.23 is: 93,533.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,227.35 : 168,670.73 = 67,779.23 : x
  2. Step 2: Convert to fraction form
    122,227.35/168,670.73 = 67,779.23/x
  3. Step 3: Cross multiply
    122,227.35x = 168,670.73 × 67,779.23
  4. Step 4: Simplify right side
    122,227.35x = 11,432,371,020.69
  5. Step 5: Solve for x
    x = 11,432,371,020.69/122,227.35
  6. Step 6: Final answer
    x = 93,533.66

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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.