Home / 126,950.37-190,400.75-48,070.76

Finding the Fourth Proportional to 126,950.37, 190,400.75 and 48,070.76

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Solution

The fourth proportional to 126,950.37, 190,400.75 and 48,070.76 is: 72,096.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,950.37 : 190,400.75 = 48,070.76 : x
  2. Step 2: Convert to fraction form
    126,950.37/190,400.75 = 48,070.76/x
  3. Step 3: Cross multiply
    126,950.37x = 190,400.75 × 48,070.76
  4. Step 4: Simplify right side
    126,950.37x = 9,152,707,564.71
  5. Step 5: Solve for x
    x = 9,152,707,564.71/126,950.37
  6. Step 6: Final answer
    x = 72,096.74

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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.