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Finding the Fourth Proportional to 62,031.60, 93,090.60 and 26,996.40

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Solution

The fourth proportional to 62,031.60, 93,090.60 and 26,996.40 is: 40,513.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,031.60 : 93,090.60 = 26,996.40 : x
  2. Step 2: Convert to fraction form
    62,031.60/93,090.60 = 26,996.40/x
  3. Step 3: Cross multiply
    62,031.60x = 93,090.60 × 26,996.40
  4. Step 4: Simplify right side
    62,031.60x = 2,513,111,073.84
  5. Step 5: Solve for x
    x = 2,513,111,073.84/62,031.60
  6. Step 6: Final answer
    x = 40,513.40

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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.