Home / 151,971.90-228,346.65-134,864.70

Finding the Fourth Proportional to 151,971.90, 228,346.65 and 134,864.70

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Solution

The fourth proportional to 151,971.90, 228,346.65 and 134,864.70 is: 202,642.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,971.90 : 228,346.65 = 134,864.70 : x
  2. Step 2: Convert to fraction form
    151,971.90/228,346.65 = 134,864.70/x
  3. Step 3: Cross multiply
    151,971.90x = 228,346.65 × 134,864.70
  4. Step 4: Simplify right side
    151,971.90x = 30,795,902,448.26
  5. Step 5: Solve for x
    x = 30,795,902,448.26/151,971.90
  6. Step 6: Final answer
    x = 202,642.08

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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.