Home / 134,893.60-202,178.40-55,967.20

Finding the Fourth Proportional to 134,893.60, 202,178.40 and 55,967.20

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Solution

The fourth proportional to 134,893.60, 202,178.40 and 55,967.20 is: 83,883.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,893.60 : 202,178.40 = 55,967.20 : x
  2. Step 2: Convert to fraction form
    134,893.60/202,178.40 = 55,967.20/x
  3. Step 3: Cross multiply
    134,893.60x = 202,178.40 × 55,967.20
  4. Step 4: Simplify right side
    134,893.60x = 11,315,358,948.48
  5. Step 5: Solve for x
    x = 11,315,358,948.48/134,893.60
  6. Step 6: Final answer
    x = 83,883.59

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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.