Home / 134,666.40-201,999.60-41,172.15

Finding the Fourth Proportional to 134,666.40, 201,999.60 and 41,172.15

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Solution

The fourth proportional to 134,666.40, 201,999.60 and 41,172.15 is: 61,758.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,666.40 : 201,999.60 = 41,172.15 : x
  2. Step 2: Convert to fraction form
    134,666.40/201,999.60 = 41,172.15/x
  3. Step 3: Cross multiply
    134,666.40x = 201,999.60 × 41,172.15
  4. Step 4: Simplify right side
    134,666.40x = 8,316,757,831.14
  5. Step 5: Solve for x
    x = 8,316,757,831.14/134,666.40
  6. Step 6: Final answer
    x = 61,758.23

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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.