Home / 126,730.71-174,927.33-73,051.62

Finding the Fourth Proportional to 126,730.71, 174,927.33 and 73,051.62

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Solution

The fourth proportional to 126,730.71, 174,927.33 and 73,051.62 is: 100,833.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,730.71 : 174,927.33 = 73,051.62 : x
  2. Step 2: Convert to fraction form
    126,730.71/174,927.33 = 73,051.62/x
  3. Step 3: Cross multiply
    126,730.71x = 174,927.33 × 73,051.62
  4. Step 4: Simplify right side
    126,730.71x = 12,778,724,838.77
  5. Step 5: Solve for x
    x = 12,778,724,838.77/126,730.71
  6. Step 6: Final answer
    x = 100,833.69

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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.