Home / 309,180.64-463,792.56-98,835.52

Finding the Fourth Proportional to 309,180.64, 463,792.56 and 98,835.52

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Solution

The fourth proportional to 309,180.64, 463,792.56 and 98,835.52 is: 148,260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,180.64 : 463,792.56 = 98,835.52 : x
  2. Step 2: Convert to fraction form
    309,180.64/463,792.56 = 98,835.52/x
  3. Step 3: Cross multiply
    309,180.64x = 463,792.56 × 98,835.52
  4. Step 4: Simplify right side
    309,180.64x = 45,839,178,839.73
  5. Step 5: Solve for x
    x = 45,839,178,839.73/309,180.64
  6. Step 6: Final answer
    x = 148,260.18

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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.