Home / 134,799.60-202,199.40-64,642.80

Finding the Fourth Proportional to 134,799.60, 202,199.40 and 64,642.80

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Solution

The fourth proportional to 134,799.60, 202,199.40 and 64,642.80 is: 96,964.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,799.60 : 202,199.40 = 64,642.80 : x
  2. Step 2: Convert to fraction form
    134,799.60/202,199.40 = 64,642.80/x
  3. Step 3: Cross multiply
    134,799.60x = 202,199.40 × 64,642.80
  4. Step 4: Simplify right side
    134,799.60x = 13,070,735,374.32
  5. Step 5: Solve for x
    x = 13,070,735,374.32/134,799.60
  6. Step 6: Final answer
    x = 96,964.20

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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.