Home / 103,670.90-155,513.41-35,254.59

Finding the Fourth Proportional to 103,670.90, 155,513.41 and 35,254.59

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Solution

The fourth proportional to 103,670.90, 155,513.41 and 35,254.59 is: 52,884.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,670.90 : 155,513.41 = 35,254.59 : x
  2. Step 2: Convert to fraction form
    103,670.90/155,513.41 = 35,254.59/x
  3. Step 3: Cross multiply
    103,670.90x = 155,513.41 × 35,254.59
  4. Step 4: Simplify right side
    103,670.90x = 5,482,561,509.05
  5. Step 5: Solve for x
    x = 5,482,561,509.05/103,670.90
  6. Step 6: Final answer
    x = 52,884.29

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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.