Home / 158,455.13-237,683.09-40,126.48

Finding the Fourth Proportional to 158,455.13, 237,683.09 and 40,126.48

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Solution

The fourth proportional to 158,455.13, 237,683.09 and 40,126.48 is: 60,189.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,455.13 : 237,683.09 = 40,126.48 : x
  2. Step 2: Convert to fraction form
    158,455.13/237,683.09 = 40,126.48/x
  3. Step 3: Cross multiply
    158,455.13x = 237,683.09 × 40,126.48
  4. Step 4: Simplify right side
    158,455.13x = 9,537,384,568.81
  5. Step 5: Solve for x
    x = 9,537,384,568.81/158,455.13
  6. Step 6: Final answer
    x = 60,189.81

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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.