Home / 135,459.90-203,199.59-46,712.13

Finding the Fourth Proportional to 135,459.90, 203,199.59 and 46,712.13

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Solution

The fourth proportional to 135,459.90, 203,199.59 and 46,712.13 is: 70,071.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,459.90 : 203,199.59 = 46,712.13 : x
  2. Step 2: Convert to fraction form
    135,459.90/203,199.59 = 46,712.13/x
  3. Step 3: Cross multiply
    135,459.90x = 203,199.59 × 46,712.13
  4. Step 4: Simplify right side
    135,459.90x = 9,491,885,664.03
  5. Step 5: Solve for x
    x = 9,491,885,664.03/135,459.90
  6. Step 6: Final answer
    x = 70,071.55

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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.