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Finding the Fourth Proportional to 50,369.76, 75,127.13 and 49,484.16

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Solution

The fourth proportional to 50,369.76, 75,127.13 and 49,484.16 is: 73,806.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,369.76 : 75,127.13 = 49,484.16 : x
  2. Step 2: Convert to fraction form
    50,369.76/75,127.13 = 49,484.16/x
  3. Step 3: Cross multiply
    50,369.76x = 75,127.13 × 49,484.16
  4. Step 4: Simplify right side
    50,369.76x = 3,717,602,673.84
  5. Step 5: Solve for x
    x = 3,717,602,673.84/50,369.76
  6. Step 6: Final answer
    x = 73,806.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.