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Finding the Fourth Proportional to 65,048.78, 97,573.41 and 15,800.78

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Solution

The fourth proportional to 65,048.78, 97,573.41 and 15,800.78 is: 23,701.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,048.78 : 97,573.41 = 15,800.78 : x
  2. Step 2: Convert to fraction form
    65,048.78/97,573.41 = 15,800.78/x
  3. Step 3: Cross multiply
    65,048.78x = 97,573.41 × 15,800.78
  4. Step 4: Simplify right side
    65,048.78x = 1,541,735,985.26
  5. Step 5: Solve for x
    x = 1,541,735,985.26/65,048.78
  6. Step 6: Final answer
    x = 23,701.23

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1.5x scale

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.