Home / 88,669.15-122,365.19-48,384.01

Finding the Fourth Proportional to 88,669.15, 122,365.19 and 48,384.01

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Solution

The fourth proportional to 88,669.15, 122,365.19 and 48,384.01 is: 66,770.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,669.15 : 122,365.19 = 48,384.01 : x
  2. Step 2: Convert to fraction form
    88,669.15/122,365.19 = 48,384.01/x
  3. Step 3: Cross multiply
    88,669.15x = 122,365.19 × 48,384.01
  4. Step 4: Simplify right side
    88,669.15x = 5,920,518,334.69
  5. Step 5: Solve for x
    x = 5,920,518,334.69/88,669.15
  6. Step 6: Final answer
    x = 66,770.89

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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.