Home / 168,015.40-252,314.70-89,283.40

Finding the Fourth Proportional to 168,015.40, 252,314.70 and 89,283.40

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Solution

The fourth proportional to 168,015.40, 252,314.70 and 89,283.40 is: 134,080.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,015.40 : 252,314.70 = 89,283.40 : x
  2. Step 2: Convert to fraction form
    168,015.40/252,314.70 = 89,283.40/x
  3. Step 3: Cross multiply
    168,015.40x = 252,314.70 × 89,283.40
  4. Step 4: Simplify right side
    168,015.40x = 22,527,514,285.98
  5. Step 5: Solve for x
    x = 22,527,514,285.98/168,015.40
  6. Step 6: Final answer
    x = 134,080.06

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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.