Home / 134,235.60-201,304.80-54,248.64

Finding the Fourth Proportional to 134,235.60, 201,304.80 and 54,248.64

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Solution

The fourth proportional to 134,235.60, 201,304.80 and 54,248.64 is: 81,353.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,235.60 : 201,304.80 = 54,248.64 : x
  2. Step 2: Convert to fraction form
    134,235.60/201,304.80 = 54,248.64/x
  3. Step 3: Cross multiply
    134,235.60x = 201,304.80 × 54,248.64
  4. Step 4: Simplify right side
    134,235.60x = 10,920,511,625.47
  5. Step 5: Solve for x
    x = 10,920,511,625.47/134,235.60
  6. Step 6: Final answer
    x = 81,353.32

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1.5x scale

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.