Home / 94,664.47-142,018.58-28,103.13

Finding the Fourth Proportional to 94,664.47, 142,018.58 and 28,103.13

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Solution

The fourth proportional to 94,664.47, 142,018.58 and 28,103.13 is: 42,161.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,664.47 : 142,018.58 = 28,103.13 : x
  2. Step 2: Convert to fraction form
    94,664.47/142,018.58 = 28,103.13/x
  3. Step 3: Cross multiply
    94,664.47x = 142,018.58 × 28,103.13
  4. Step 4: Simplify right side
    94,664.47x = 3,991,166,616.16
  5. Step 5: Solve for x
    x = 3,991,166,616.16/94,664.47
  6. Step 6: Final answer
    x = 42,161.19

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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.