Home / 170,001.20-254,418.60-156,004.40

Finding the Fourth Proportional to 170,001.20, 254,418.60 and 156,004.40

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Solution

The fourth proportional to 170,001.20, 254,418.60 and 156,004.40 is: 233,471.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,001.20 : 254,418.60 = 156,004.40 : x
  2. Step 2: Convert to fraction form
    170,001.20/254,418.60 = 156,004.40/x
  3. Step 3: Cross multiply
    170,001.20x = 254,418.60 × 156,004.40
  4. Step 4: Simplify right side
    170,001.20x = 39,690,421,041.84
  5. Step 5: Solve for x
    x = 39,690,421,041.84/170,001.20
  6. Step 6: Final answer
    x = 233,471.42

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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.