Home / 97,241.10-145,537.65-70,511.10

Finding the Fourth Proportional to 97,241.10, 145,537.65 and 70,511.10

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Solution

The fourth proportional to 97,241.10, 145,537.65 and 70,511.10 is: 105,531.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,241.10 : 145,537.65 = 70,511.10 : x
  2. Step 2: Convert to fraction form
    97,241.10/145,537.65 = 70,511.10/x
  3. Step 3: Cross multiply
    97,241.10x = 145,537.65 × 70,511.10
  4. Step 4: Simplify right side
    97,241.10x = 10,262,019,792.92
  5. Step 5: Solve for x
    x = 10,262,019,792.92/97,241.10
  6. Step 6: Final answer
    x = 105,531.71

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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.