Home / 92,722.36-139,089.42-35,823.40

Finding the Fourth Proportional to 92,722.36, 139,089.42 and 35,823.40

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Solution

The fourth proportional to 92,722.36, 139,089.42 and 35,823.40 is: 53,737.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,722.36 : 139,089.42 = 35,823.40 : x
  2. Step 2: Convert to fraction form
    92,722.36/139,089.42 = 35,823.40/x
  3. Step 3: Cross multiply
    92,722.36x = 139,089.42 × 35,823.40
  4. Step 4: Simplify right side
    92,722.36x = 4,982,655,928.43
  5. Step 5: Solve for x
    x = 4,982,655,928.43/92,722.36
  6. Step 6: Final answer
    x = 53,737.37

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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.