Home / 92,981.55-139,473.31-36,835.33

Finding the Fourth Proportional to 92,981.55, 139,473.31 and 36,835.33

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Solution

The fourth proportional to 92,981.55, 139,473.31 and 36,835.33 is: 55,253.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,981.55 : 139,473.31 = 36,835.33 : x
  2. Step 2: Convert to fraction form
    92,981.55/139,473.31 = 36,835.33/x
  3. Step 3: Cross multiply
    92,981.55x = 139,473.31 × 36,835.33
  4. Step 4: Simplify right side
    92,981.55x = 5,137,545,400.04
  5. Step 5: Solve for x
    x = 5,137,545,400.04/92,981.55
  6. Step 6: Final answer
    x = 55,253.39

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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.