Home / 319,250.04-478,945.14-94,627.80

Finding the Fourth Proportional to 319,250.04, 478,945.14 and 94,627.80

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Solution

The fourth proportional to 319,250.04, 478,945.14 and 94,627.80 is: 141,962.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,250.04 : 478,945.14 = 94,627.80 : x
  2. Step 2: Convert to fraction form
    319,250.04/478,945.14 = 94,627.80/x
  3. Step 3: Cross multiply
    319,250.04x = 478,945.14 × 94,627.80
  4. Step 4: Simplify right side
    319,250.04x = 45,321,524,918.89
  5. Step 5: Solve for x
    x = 45,321,524,918.89/319,250.04
  6. Step 6: Final answer
    x = 141,962.47

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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.