Home / 47,102.44-64,985.28-29,190.90

Finding the Fourth Proportional to 47,102.44, 64,985.28 and 29,190.90

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Solution

The fourth proportional to 47,102.44, 64,985.28 and 29,190.90 is: 40,273.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,102.44 : 64,985.28 = 29,190.90 : x
  2. Step 2: Convert to fraction form
    47,102.44/64,985.28 = 29,190.90/x
  3. Step 3: Cross multiply
    47,102.44x = 64,985.28 × 29,190.90
  4. Step 4: Simplify right side
    47,102.44x = 1,896,978,809.95
  5. Step 5: Solve for x
    x = 1,896,978,809.95/47,102.44
  6. Step 6: Final answer
    x = 40,273.47

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1.5x scale

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.