Home / 88,938.22-122,737.67-48,651.06

Finding the Fourth Proportional to 88,938.22, 122,737.67 and 48,651.06

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Solution

The fourth proportional to 88,938.22, 122,737.67 and 48,651.06 is: 67,140.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,938.22 : 122,737.67 = 48,651.06 : x
  2. Step 2: Convert to fraction form
    88,938.22/122,737.67 = 48,651.06/x
  3. Step 3: Cross multiply
    88,938.22x = 122,737.67 × 48,651.06
  4. Step 4: Simplify right side
    88,938.22x = 5,971,316,890.49
  5. Step 5: Solve for x
    x = 5,971,316,890.49/88,938.22
  6. Step 6: Final answer
    x = 67,140.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.