Home / 105,004.40-157,506.60-60,717.65

Finding the Fourth Proportional to 105,004.40, 157,506.60 and 60,717.65

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Solution

The fourth proportional to 105,004.40, 157,506.60 and 60,717.65 is: 91,076.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,004.40 : 157,506.60 = 60,717.65 : x
  2. Step 2: Convert to fraction form
    105,004.40/157,506.60 = 60,717.65/x
  3. Step 3: Cross multiply
    105,004.40x = 157,506.60 × 60,717.65
  4. Step 4: Simplify right side
    105,004.40x = 9,563,430,611.49
  5. Step 5: Solve for x
    x = 9,563,430,611.49/105,004.40
  6. Step 6: Final answer
    x = 91,076.48

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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.