Home / 89,867.22-124,015.40-49,030.98

Finding the Fourth Proportional to 89,867.22, 124,015.40 and 49,030.98

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Solution

The fourth proportional to 89,867.22, 124,015.40 and 49,030.98 is: 67,662.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,867.22 : 124,015.40 = 49,030.98 : x
  2. Step 2: Convert to fraction form
    89,867.22/124,015.40 = 49,030.98/x
  3. Step 3: Cross multiply
    89,867.22x = 124,015.40 × 49,030.98
  4. Step 4: Simplify right side
    89,867.22x = 6,080,596,597.09
  5. Step 5: Solve for x
    x = 6,080,596,597.09/89,867.22
  6. Step 6: Final answer
    x = 67,662.01

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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.