Home / 137,274.06-205,852.77-47,326.62

Finding the Fourth Proportional to 137,274.06, 205,852.77 and 47,326.62

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Solution

The fourth proportional to 137,274.06, 205,852.77 and 47,326.62 is: 70,969.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,274.06 : 205,852.77 = 47,326.62 : x
  2. Step 2: Convert to fraction form
    137,274.06/205,852.77 = 47,326.62/x
  3. Step 3: Cross multiply
    137,274.06x = 205,852.77 × 47,326.62
  4. Step 4: Simplify right side
    137,274.06x = 9,742,315,821.74
  5. Step 5: Solve for x
    x = 9,742,315,821.74/137,274.06
  6. Step 6: Final answer
    x = 70,969.82

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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.