Home / 97,320.60-145,985.70-50,664.60

Finding the Fourth Proportional to 97,320.60, 145,985.70 and 50,664.60

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Solution

The fourth proportional to 97,320.60, 145,985.70 and 50,664.60 is: 75,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,320.60 : 145,985.70 = 50,664.60 : x
  2. Step 2: Convert to fraction form
    97,320.60/145,985.70 = 50,664.60/x
  3. Step 3: Cross multiply
    97,320.60x = 145,985.70 × 50,664.60
  4. Step 4: Simplify right side
    97,320.60x = 7,396,307,096.22
  5. Step 5: Solve for x
    x = 7,396,307,096.22/97,320.60
  6. Step 6: Final answer
    x = 75,999.40

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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.