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Finding the Fourth Proportional to 201,332.60, 302,035.35 and 101,240.90

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Solution

The fourth proportional to 201,332.60, 302,035.35 and 101,240.90 is: 151,879.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,332.60 : 302,035.35 = 101,240.90 : x
  2. Step 2: Convert to fraction form
    201,332.60/302,035.35 = 101,240.90/x
  3. Step 3: Cross multiply
    201,332.60x = 302,035.35 × 101,240.90
  4. Step 4: Simplify right side
    201,332.60x = 30,578,330,665.82
  5. Step 5: Solve for x
    x = 30,578,330,665.82/201,332.60
  6. Step 6: Final answer
    x = 151,879.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.