Home / 168,036.60-252,054.90-155,206.20

Finding the Fourth Proportional to 168,036.60, 252,054.90 and 155,206.20

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Solution

The fourth proportional to 168,036.60, 252,054.90 and 155,206.20 is: 232,809.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,036.60 : 252,054.90 = 155,206.20 : x
  2. Step 2: Convert to fraction form
    168,036.60/252,054.90 = 155,206.20/x
  3. Step 3: Cross multiply
    168,036.60x = 252,054.90 × 155,206.20
  4. Step 4: Simplify right side
    168,036.60x = 39,120,483,220.38
  5. Step 5: Solve for x
    x = 39,120,483,220.38/168,036.60
  6. Step 6: Final answer
    x = 232,809.30

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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.