Home / 124,991.59-187,488.60-31,497.34

Finding the Fourth Proportional to 124,991.59, 187,488.60 and 31,497.34

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Solution

The fourth proportional to 124,991.59, 187,488.60 and 31,497.34 is: 47,246.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,991.59 : 187,488.60 = 31,497.34 : x
  2. Step 2: Convert to fraction form
    124,991.59/187,488.60 = 31,497.34/x
  3. Step 3: Cross multiply
    124,991.59x = 187,488.60 × 31,497.34
  4. Step 4: Simplify right side
    124,991.59x = 5,905,392,180.32
  5. Step 5: Solve for x
    x = 5,905,392,180.32/124,991.59
  6. Step 6: Final answer
    x = 47,246.32

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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.