Home / 239,303.16-330,222.74-131,873.17

Finding the Fourth Proportional to 239,303.16, 330,222.74 and 131,873.17

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Solution

The fourth proportional to 239,303.16, 330,222.74 and 131,873.17 is: 181,976.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,303.16 : 330,222.74 = 131,873.17 : x
  2. Step 2: Convert to fraction form
    239,303.16/330,222.74 = 131,873.17/x
  3. Step 3: Cross multiply
    239,303.16x = 330,222.74 × 131,873.17
  4. Step 4: Simplify right side
    239,303.16x = 43,547,519,529.89
  5. Step 5: Solve for x
    x = 43,547,519,529.89/239,303.16
  6. Step 6: Final answer
    x = 181,976.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.