Home / 89,853.60-134,780.40-26,673.60

Finding the Fourth Proportional to 89,853.60, 134,780.40 and 26,673.60

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Solution

The fourth proportional to 89,853.60, 134,780.40 and 26,673.60 is: 40,010.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,853.60 : 134,780.40 = 26,673.60 : x
  2. Step 2: Convert to fraction form
    89,853.60/134,780.40 = 26,673.60/x
  3. Step 3: Cross multiply
    89,853.60x = 134,780.40 × 26,673.60
  4. Step 4: Simplify right side
    89,853.60x = 3,595,078,477.44
  5. Step 5: Solve for x
    x = 3,595,078,477.44/89,853.60
  6. Step 6: Final answer
    x = 40,010.40

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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.