Home / 309,101.46-463,740.75-151,376.10

Finding the Fourth Proportional to 309,101.46, 463,740.75 and 151,376.10

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Solution

The fourth proportional to 309,101.46, 463,740.75 and 151,376.10 is: 227,107.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,101.46 : 463,740.75 = 151,376.10 : x
  2. Step 2: Convert to fraction form
    309,101.46/463,740.75 = 151,376.10/x
  3. Step 3: Cross multiply
    309,101.46x = 463,740.75 × 151,376.10
  4. Step 4: Simplify right side
    309,101.46x = 70,199,266,146.08
  5. Step 5: Solve for x
    x = 70,199,266,146.08/309,101.46
  6. Step 6: Final answer
    x = 227,107.52

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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.