Home / 88,740.86-122,464.91-48,457.18

Finding the Fourth Proportional to 88,740.86, 122,464.91 and 48,457.18

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Solution

The fourth proportional to 88,740.86, 122,464.91 and 48,457.18 is: 66,872.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,740.86 : 122,464.91 = 48,457.18 : x
  2. Step 2: Convert to fraction form
    88,740.86/122,464.91 = 48,457.18/x
  3. Step 3: Cross multiply
    88,740.86x = 122,464.91 × 48,457.18
  4. Step 4: Simplify right side
    88,740.86x = 5,934,304,187.55
  5. Step 5: Solve for x
    x = 5,934,304,187.55/88,740.86
  6. Step 6: Final answer
    x = 66,872.29

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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.