Home / 126,157.01-189,272.04-37,412.65

Finding the Fourth Proportional to 126,157.01, 189,272.04 and 37,412.65

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Solution

The fourth proportional to 126,157.01, 189,272.04 and 37,412.65 is: 56,129.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,157.01 : 189,272.04 = 37,412.65 : x
  2. Step 2: Convert to fraction form
    126,157.01/189,272.04 = 37,412.65/x
  3. Step 3: Cross multiply
    126,157.01x = 189,272.04 × 37,412.65
  4. Step 4: Simplify right side
    126,157.01x = 7,081,168,894.04
  5. Step 5: Solve for x
    x = 7,081,168,894.04/126,157.01
  6. Step 6: Final answer
    x = 56,129.81

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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.