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Finding the Fourth Proportional to 78,267.33, 117,400.25 and 24,965.01

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Solution

The fourth proportional to 78,267.33, 117,400.25 and 24,965.01 is: 37,447.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,267.33 : 117,400.25 = 24,965.01 : x
  2. Step 2: Convert to fraction form
    78,267.33/117,400.25 = 24,965.01/x
  3. Step 3: Cross multiply
    78,267.33x = 117,400.25 × 24,965.01
  4. Step 4: Simplify right side
    78,267.33x = 2,930,898,477.67
  5. Step 5: Solve for x
    x = 2,930,898,477.67/78,267.33
  6. Step 6: Final answer
    x = 37,447.28

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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.