Home / 88,927.58-122,722.48-48,643.72

Finding the Fourth Proportional to 88,927.58, 122,722.48 and 48,643.72

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Solution

The fourth proportional to 88,927.58, 122,722.48 and 48,643.72 is: 67,129.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,927.58 : 122,722.48 = 48,643.72 : x
  2. Step 2: Convert to fraction form
    88,927.58/122,722.48 = 48,643.72/x
  3. Step 3: Cross multiply
    88,927.58x = 122,722.48 × 48,643.72
  4. Step 4: Simplify right side
    88,927.58x = 5,969,677,954.83
  5. Step 5: Solve for x
    x = 5,969,677,954.83/88,927.58
  6. Step 6: Final answer
    x = 67,129.66

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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.