Home / 170,336.36-255,535.32-70,442.30

Finding the Fourth Proportional to 170,336.36, 255,535.32 and 70,442.30

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Solution

The fourth proportional to 170,336.36, 255,535.32 and 70,442.30 is: 105,676.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,336.36 : 255,535.32 = 70,442.30 : x
  2. Step 2: Convert to fraction form
    170,336.36/255,535.32 = 70,442.30/x
  3. Step 3: Cross multiply
    170,336.36x = 255,535.32 × 70,442.30
  4. Step 4: Simplify right side
    170,336.36x = 18,000,495,672.04
  5. Step 5: Solve for x
    x = 18,000,495,672.04/170,336.36
  6. Step 6: Final answer
    x = 105,676.18

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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.