Home / 134,729.40-202,122.90-41,244.60

Finding the Fourth Proportional to 134,729.40, 202,122.90 and 41,244.60

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Solution

The fourth proportional to 134,729.40, 202,122.90 and 41,244.60 is: 61,875.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,729.40 : 202,122.90 = 41,244.60 : x
  2. Step 2: Convert to fraction form
    134,729.40/202,122.90 = 41,244.60/x
  3. Step 3: Cross multiply
    134,729.40x = 202,122.90 × 41,244.60
  4. Step 4: Simplify right side
    134,729.40x = 8,336,478,161.34
  5. Step 5: Solve for x
    x = 8,336,478,161.34/134,729.40
  6. Step 6: Final answer
    x = 61,875.72

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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.