Home / 226,303.89-312,355.49-130,796.79

Finding the Fourth Proportional to 226,303.89, 312,355.49 and 130,796.79

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Solution

The fourth proportional to 226,303.89, 312,355.49 and 130,796.79 is: 180,532.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,303.89 : 312,355.49 = 130,796.79 : x
  2. Step 2: Convert to fraction form
    226,303.89/312,355.49 = 130,796.79/x
  3. Step 3: Cross multiply
    226,303.89x = 312,355.49 × 130,796.79
  4. Step 4: Simplify right side
    226,303.89x = 40,855,094,776.89
  5. Step 5: Solve for x
    x = 40,855,094,776.89/226,303.89
  6. Step 6: Final answer
    x = 180,532.00

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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.