Home / 154,954.56-232,401.21-42,605.79

Finding the Fourth Proportional to 154,954.56, 232,401.21 and 42,605.79

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Solution

The fourth proportional to 154,954.56, 232,401.21 and 42,605.79 is: 63,900.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,954.56 : 232,401.21 = 42,605.79 : x
  2. Step 2: Convert to fraction form
    154,954.56/232,401.21 = 42,605.79/x
  3. Step 3: Cross multiply
    154,954.56x = 232,401.21 × 42,605.79
  4. Step 4: Simplify right side
    154,954.56x = 9,901,637,149.01
  5. Step 5: Solve for x
    x = 9,901,637,149.01/154,954.56
  6. Step 6: Final answer
    x = 63,900.26

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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.