Home / 325,070.46-487,627.56-125,392.50

Finding the Fourth Proportional to 325,070.46, 487,627.56 and 125,392.50

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Solution

The fourth proportional to 325,070.46, 487,627.56 and 125,392.50 is: 188,097.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,070.46 : 487,627.56 = 125,392.50 : x
  2. Step 2: Convert to fraction form
    325,070.46/487,627.56 = 125,392.50/x
  3. Step 3: Cross multiply
    325,070.46x = 487,627.56 × 125,392.50
  4. Step 4: Simplify right side
    325,070.46x = 61,144,838,817.30
  5. Step 5: Solve for x
    x = 61,144,838,817.30/325,070.46
  6. Step 6: Final answer
    x = 188,097.19

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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.