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Finding the Fourth Proportional to 151,371, 208,544.22 and 119,528.28

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Solution

The fourth proportional to 151,371, 208,544.22 and 119,528.28 is: 164,674.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,371 : 208,544.22 = 119,528.28 : x
  2. Step 2: Convert to fraction form
    151,371/208,544.22 = 119,528.28/x
  3. Step 3: Cross multiply
    151,371x = 208,544.22 × 119,528.28
  4. Step 4: Simplify right side
    151,371x = 24,926,931,920.54
  5. Step 5: Solve for x
    x = 24,926,931,920.54/151,371
  6. Step 6: Final answer
    x = 164,674.42

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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.