Home / 266,201.08-367,358.14-145,343.40

Finding the Fourth Proportional to 266,201.08, 367,358.14 and 145,343.40

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Solution

The fourth proportional to 266,201.08, 367,358.14 and 145,343.40 is: 200,574.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,201.08 : 367,358.14 = 145,343.40 : x
  2. Step 2: Convert to fraction form
    266,201.08/367,358.14 = 145,343.40/x
  3. Step 3: Cross multiply
    266,201.08x = 367,358.14 × 145,343.40
  4. Step 4: Simplify right side
    266,201.08x = 53,393,081,085.28
  5. Step 5: Solve for x
    x = 53,393,081,085.28/266,201.08
  6. Step 6: Final answer
    x = 200,574.25

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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.