Home / 127,222.92-190,543.73-60,709.76

Finding the Fourth Proportional to 127,222.92, 190,543.73 and 60,709.76

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Solution

The fourth proportional to 127,222.92, 190,543.73 and 60,709.76 is: 90,925.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,222.92 : 190,543.73 = 60,709.76 : x
  2. Step 2: Convert to fraction form
    127,222.92/190,543.73 = 60,709.76/x
  3. Step 3: Cross multiply
    127,222.92x = 190,543.73 × 60,709.76
  4. Step 4: Simplify right side
    127,222.92x = 11,567,862,861.54
  5. Step 5: Solve for x
    x = 11,567,862,861.54/127,222.92
  6. Step 6: Final answer
    x = 90,925.93

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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.