Home / 246,686.45-340,428.29-133,509.17

Finding the Fourth Proportional to 246,686.45, 340,428.29 and 133,509.17

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Solution

The fourth proportional to 246,686.45, 340,428.29 and 133,509.17 is: 184,243.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,686.45 : 340,428.29 = 133,509.17 : x
  2. Step 2: Convert to fraction form
    246,686.45/340,428.29 = 133,509.17/x
  3. Step 3: Cross multiply
    246,686.45x = 340,428.29 × 133,509.17
  4. Step 4: Simplify right side
    246,686.45x = 45,450,297,074.05
  5. Step 5: Solve for x
    x = 45,450,297,074.05/246,686.45
  6. Step 6: Final answer
    x = 184,243.19

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1.5x scale

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.