Home / 88,326.06-121,888.17-48,039

Finding the Fourth Proportional to 88,326.06, 121,888.17 and 48,039

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Solution

The fourth proportional to 88,326.06, 121,888.17 and 48,039 is: 66,292.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,326.06 : 121,888.17 = 48,039 : x
  2. Step 2: Convert to fraction form
    88,326.06/121,888.17 = 48,039/x
  3. Step 3: Cross multiply
    88,326.06x = 121,888.17 × 48,039
  4. Step 4: Simplify right side
    88,326.06x = 5,855,385,798.63
  5. Step 5: Solve for x
    x = 5,855,385,798.63/88,326.06
  6. Step 6: Final answer
    x = 66,292.84

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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.