Home / 47,243.12-65,254.02-34,301.75

Finding the Fourth Proportional to 47,243.12, 65,254.02 and 34,301.75

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Solution

The fourth proportional to 47,243.12, 65,254.02 and 34,301.75 is: 47,378.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,243.12 : 65,254.02 = 34,301.75 : x
  2. Step 2: Convert to fraction form
    47,243.12/65,254.02 = 34,301.75/x
  3. Step 3: Cross multiply
    47,243.12x = 65,254.02 × 34,301.75
  4. Step 4: Simplify right side
    47,243.12x = 2,238,327,080.54
  5. Step 5: Solve for x
    x = 2,238,327,080.54/47,243.12
  6. Step 6: Final answer
    x = 47,378.90

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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.