Home / 226,355.13-312,155.96-148,693.67

Finding the Fourth Proportional to 226,355.13, 312,155.96 and 148,693.67

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Solution

The fourth proportional to 226,355.13, 312,155.96 and 148,693.67 is: 205,056.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,355.13 : 312,155.96 = 148,693.67 : x
  2. Step 2: Convert to fraction form
    226,355.13/312,155.96 = 148,693.67/x
  3. Step 3: Cross multiply
    226,355.13x = 312,155.96 × 148,693.67
  4. Step 4: Simplify right side
    226,355.13x = 46,415,613,743.99
  5. Step 5: Solve for x
    x = 46,415,613,743.99/226,355.13
  6. Step 6: Final answer
    x = 205,056.60

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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.