Home / 266,289.22-367,477.26-145,430.54

Finding the Fourth Proportional to 266,289.22, 367,477.26 and 145,430.54

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Solution

The fourth proportional to 266,289.22, 367,477.26 and 145,430.54 is: 200,693.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,289.22 : 367,477.26 = 145,430.54 : x
  2. Step 2: Convert to fraction form
    266,289.22/367,477.26 = 145,430.54/x
  3. Step 3: Cross multiply
    266,289.22x = 367,477.26 × 145,430.54
  4. Step 4: Simplify right side
    266,289.22x = 53,442,415,354.81
  5. Step 5: Solve for x
    x = 53,442,415,354.81/266,289.22
  6. Step 6: Final answer
    x = 200,693.12

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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.