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Finding the Fourth Proportional to 52,574.76, 78,831.84 and 35,954.94

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Solution

The fourth proportional to 52,574.76, 78,831.84 and 35,954.94 is: 53,911.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,574.76 : 78,831.84 = 35,954.94 : x
  2. Step 2: Convert to fraction form
    52,574.76/78,831.84 = 35,954.94/x
  3. Step 3: Cross multiply
    52,574.76x = 78,831.84 × 35,954.94
  4. Step 4: Simplify right side
    52,574.76x = 2,834,393,683.13
  5. Step 5: Solve for x
    x = 2,834,393,683.13/52,574.76
  6. Step 6: Final answer
    x = 53,911.68

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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.