Home / 238,542.12-357,579.90-98,401.32

Finding the Fourth Proportional to 238,542.12, 357,579.90 and 98,401.32

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Solution

The fourth proportional to 238,542.12, 357,579.90 and 98,401.32 is: 147,505.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,542.12 : 357,579.90 = 98,401.32 : x
  2. Step 2: Convert to fraction form
    238,542.12/357,579.90 = 98,401.32/x
  3. Step 3: Cross multiply
    238,542.12x = 357,579.90 × 98,401.32
  4. Step 4: Simplify right side
    238,542.12x = 35,186,334,165.47
  5. Step 5: Solve for x
    x = 35,186,334,165.47/238,542.12
  6. Step 6: Final answer
    x = 147,505.75

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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.