Home / 126,900.17-190,352.41-48,051.53

Finding the Fourth Proportional to 126,900.17, 190,352.41 and 48,051.53

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Solution

The fourth proportional to 126,900.17, 190,352.41 and 48,051.53 is: 72,078.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,900.17 : 190,352.41 = 48,051.53 : x
  2. Step 2: Convert to fraction form
    126,900.17/190,352.41 = 48,051.53/x
  3. Step 3: Cross multiply
    126,900.17x = 190,352.41 × 48,051.53
  4. Step 4: Simplify right side
    126,900.17x = 9,146,724,539.69
  5. Step 5: Solve for x
    x = 9,146,724,539.69/126,900.17
  6. Step 6: Final answer
    x = 72,078.11

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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.