Home / 181,632.32-272,458.72-55,276.68

Finding the Fourth Proportional to 181,632.32, 272,458.72 and 55,276.68

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Solution

The fourth proportional to 181,632.32, 272,458.72 and 55,276.68 is: 82,918.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,632.32 : 272,458.72 = 55,276.68 : x
  2. Step 2: Convert to fraction form
    181,632.32/272,458.72 = 55,276.68/x
  3. Step 3: Cross multiply
    181,632.32x = 272,458.72 × 55,276.68
  4. Step 4: Simplify right side
    181,632.32x = 15,060,613,478.65
  5. Step 5: Solve for x
    x = 15,060,613,478.65/181,632.32
  6. Step 6: Final answer
    x = 82,918.14

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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.