Home / 227,296.12-313,605.66-130,499.50

Finding the Fourth Proportional to 227,296.12, 313,605.66 and 130,499.50

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Solution

The fourth proportional to 227,296.12, 313,605.66 and 130,499.50 is: 180,053.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,296.12 : 313,605.66 = 130,499.50 : x
  2. Step 2: Convert to fraction form
    227,296.12/313,605.66 = 130,499.50/x
  3. Step 3: Cross multiply
    227,296.12x = 313,605.66 × 130,499.50
  4. Step 4: Simplify right side
    227,296.12x = 40,925,381,827.17
  5. Step 5: Solve for x
    x = 40,925,381,827.17/227,296.12
  6. Step 6: Final answer
    x = 180,053.15

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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.