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Finding the Fourth Proportional to 134,071.61, 201,151.15 and 63,941.81

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Solution

The fourth proportional to 134,071.61, 201,151.15 and 63,941.81 is: 95,933.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,071.61 : 201,151.15 = 63,941.81 : x
  2. Step 2: Convert to fraction form
    134,071.61/201,151.15 = 63,941.81/x
  3. Step 3: Cross multiply
    134,071.61x = 201,151.15 × 63,941.81
  4. Step 4: Simplify right side
    134,071.61x = 12,861,967,448.97
  5. Step 5: Solve for x
    x = 12,861,967,448.97/134,071.61
  6. Step 6: Final answer
    x = 95,933.57

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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.