Home / 47,937.21-72,164.73-43,114.89

Finding the Fourth Proportional to 47,937.21, 72,164.73 and 43,114.89

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Solution

The fourth proportional to 47,937.21, 72,164.73 and 43,114.89 is: 64,905.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,937.21 : 72,164.73 = 43,114.89 : x
  2. Step 2: Convert to fraction form
    47,937.21/72,164.73 = 43,114.89/x
  3. Step 3: Cross multiply
    47,937.21x = 72,164.73 × 43,114.89
  4. Step 4: Simplify right side
    47,937.21x = 3,111,374,395.83
  5. Step 5: Solve for x
    x = 3,111,374,395.83/47,937.21
  6. Step 6: Final answer
    x = 64,905.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.