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Finding the Fourth Proportional to 97,284.40, 145,811.40 and 41,124.40

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Solution

The fourth proportional to 97,284.40, 145,811.40 and 41,124.40 is: 61,637.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,284.40 : 145,811.40 = 41,124.40 : x
  2. Step 2: Convert to fraction form
    97,284.40/145,811.40 = 41,124.40/x
  3. Step 3: Cross multiply
    97,284.40x = 145,811.40 × 41,124.40
  4. Step 4: Simplify right side
    97,284.40x = 5,996,406,338.16
  5. Step 5: Solve for x
    x = 5,996,406,338.16/97,284.40
  6. Step 6: Final answer
    x = 61,637.90

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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.