Home / 73,966.16-102,048.33-42,112.49

Finding the Fourth Proportional to 73,966.16, 102,048.33 and 42,112.49

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Solution

The fourth proportional to 73,966.16, 102,048.33 and 42,112.49 is: 58,101.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,966.16 : 102,048.33 = 42,112.49 : x
  2. Step 2: Convert to fraction form
    73,966.16/102,048.33 = 42,112.49/x
  3. Step 3: Cross multiply
    73,966.16x = 102,048.33 × 42,112.49
  4. Step 4: Simplify right side
    73,966.16x = 4,297,509,276.64
  5. Step 5: Solve for x
    x = 4,297,509,276.64/73,966.16
  6. Step 6: Final answer
    x = 58,101.02

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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.