Home / 89,445.60-134,186.40-26,265.60

Finding the Fourth Proportional to 89,445.60, 134,186.40 and 26,265.60

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Solution

The fourth proportional to 89,445.60, 134,186.40 and 26,265.60 is: 39,403.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,445.60 : 134,186.40 = 26,265.60 : x
  2. Step 2: Convert to fraction form
    89,445.60/134,186.40 = 26,265.60/x
  3. Step 3: Cross multiply
    89,445.60x = 134,186.40 × 26,265.60
  4. Step 4: Simplify right side
    89,445.60x = 3,524,486,307.84
  5. Step 5: Solve for x
    x = 3,524,486,307.84/89,445.60
  6. Step 6: Final answer
    x = 39,403.69

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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.