Home / 62,401.44-93,616.80-42,689.28

Finding the Fourth Proportional to 62,401.44, 93,616.80 and 42,689.28

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Solution

The fourth proportional to 62,401.44, 93,616.80 and 42,689.28 is: 64,043.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,401.44 : 93,616.80 = 42,689.28 : x
  2. Step 2: Convert to fraction form
    62,401.44/93,616.80 = 42,689.28/x
  3. Step 3: Cross multiply
    62,401.44x = 93,616.80 × 42,689.28
  4. Step 4: Simplify right side
    62,401.44x = 3,996,433,787.90
  5. Step 5: Solve for x
    x = 3,996,433,787.90/62,401.44
  6. Step 6: Final answer
    x = 64,043.94

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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.