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Finding the Fourth Proportional to 70,671.33, 97,468.02 and 47,973.02

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Solution

The fourth proportional to 70,671.33, 97,468.02 and 47,973.02 is: 66,163.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,671.33 : 97,468.02 = 47,973.02 : x
  2. Step 2: Convert to fraction form
    70,671.33/97,468.02 = 47,973.02/x
  3. Step 3: Cross multiply
    70,671.33x = 97,468.02 × 47,973.02
  4. Step 4: Simplify right side
    70,671.33x = 4,675,834,785.48
  5. Step 5: Solve for x
    x = 4,675,834,785.48/70,671.33
  6. Step 6: Final answer
    x = 66,163.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.