Home / 88,837.40-133,083.30-53,672.60

Finding the Fourth Proportional to 88,837.40, 133,083.30 and 53,672.60

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Solution

The fourth proportional to 88,837.40, 133,083.30 and 53,672.60 is: 80,404.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,837.40 : 133,083.30 = 53,672.60 : x
  2. Step 2: Convert to fraction form
    88,837.40/133,083.30 = 53,672.60/x
  3. Step 3: Cross multiply
    88,837.40x = 133,083.30 × 53,672.60
  4. Step 4: Simplify right side
    88,837.40x = 7,142,926,727.58
  5. Step 5: Solve for x
    x = 7,142,926,727.58/88,837.40
  6. Step 6: Final answer
    x = 80,404.50

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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.