Home / 139,207.57-208,842.13-59,241.33

Finding the Fourth Proportional to 139,207.57, 208,842.13 and 59,241.33

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Solution

The fourth proportional to 139,207.57, 208,842.13 and 59,241.33 is: 88,875.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,207.57 : 208,842.13 = 59,241.33 : x
  2. Step 2: Convert to fraction form
    139,207.57/208,842.13 = 59,241.33/x
  3. Step 3: Cross multiply
    139,207.57x = 208,842.13 × 59,241.33
  4. Step 4: Simplify right side
    139,207.57x = 12,372,085,541.23
  5. Step 5: Solve for x
    x = 12,372,085,541.23/139,207.57
  6. Step 6: Final answer
    x = 88,875.09

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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.