Home / 356,181.29-534,148.91-103,393.25

Finding the Fourth Proportional to 356,181.29, 534,148.91 and 103,393.25

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Solution

The fourth proportional to 356,181.29, 534,148.91 and 103,393.25 is: 155,054.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,181.29 : 534,148.91 = 103,393.25 : x
  2. Step 2: Convert to fraction form
    356,181.29/534,148.91 = 103,393.25/x
  3. Step 3: Cross multiply
    356,181.29x = 534,148.91 × 103,393.25
  4. Step 4: Simplify right side
    356,181.29x = 55,227,391,788.86
  5. Step 5: Solve for x
    x = 55,227,391,788.86/356,181.29
  6. Step 6: Final answer
    x = 155,054.16

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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.