Home / 92,967.14-139,297.46-53,557.40

Finding the Fourth Proportional to 92,967.14, 139,297.46 and 53,557.40

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Solution

The fourth proportional to 92,967.14, 139,297.46 and 53,557.40 is: 80,247.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,967.14 : 139,297.46 = 53,557.40 : x
  2. Step 2: Convert to fraction form
    92,967.14/139,297.46 = 53,557.40/x
  3. Step 3: Cross multiply
    92,967.14x = 139,297.46 × 53,557.40
  4. Step 4: Simplify right side
    92,967.14x = 7,460,409,784.20
  5. Step 5: Solve for x
    x = 7,460,409,784.20/92,967.14
  6. Step 6: Final answer
    x = 80,247.81

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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.