Home / 74,895.84-112,316.22-30,498.48

Finding the Fourth Proportional to 74,895.84, 112,316.22 and 30,498.48

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Solution

The fourth proportional to 74,895.84, 112,316.22 and 30,498.48 is: 45,736.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,895.84 : 112,316.22 = 30,498.48 : x
  2. Step 2: Convert to fraction form
    74,895.84/112,316.22 = 30,498.48/x
  3. Step 3: Cross multiply
    74,895.84x = 112,316.22 × 30,498.48
  4. Step 4: Simplify right side
    74,895.84x = 3,425,473,989.35
  5. Step 5: Solve for x
    x = 3,425,473,989.35/74,895.84
  6. Step 6: Final answer
    x = 45,736.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.