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Finding the Fourth Proportional to 134,669.60, 202,004.40 and 46,023.20

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Solution

The fourth proportional to 134,669.60, 202,004.40 and 46,023.20 is: 69,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,669.60 : 202,004.40 = 46,023.20 : x
  2. Step 2: Convert to fraction form
    134,669.60/202,004.40 = 46,023.20/x
  3. Step 3: Cross multiply
    134,669.60x = 202,004.40 × 46,023.20
  4. Step 4: Simplify right side
    134,669.60x = 9,296,888,902.08
  5. Step 5: Solve for x
    x = 9,296,888,902.08/134,669.60
  6. Step 6: Final answer
    x = 69,034.80

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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.