Home / 226,277.01-312,368.40-130,765.05

Finding the Fourth Proportional to 226,277.01, 312,368.40 and 130,765.05

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Solution

The fourth proportional to 226,277.01, 312,368.40 and 130,765.05 is: 180,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,277.01 : 312,368.40 = 130,765.05 : x
  2. Step 2: Convert to fraction form
    226,277.01/312,368.40 = 130,765.05/x
  3. Step 3: Cross multiply
    226,277.01x = 312,368.40 × 130,765.05
  4. Step 4: Simplify right side
    226,277.01x = 40,846,869,444.42
  5. Step 5: Solve for x
    x = 40,846,869,444.42/226,277.01
  6. Step 6: Final answer
    x = 180,517.10

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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.