Home / 82,421.07-113,740.38-46,610.97

Finding the Fourth Proportional to 82,421.07, 113,740.38 and 46,610.97

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Solution

The fourth proportional to 82,421.07, 113,740.38 and 46,610.97 is: 64,322.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,421.07 : 113,740.38 = 46,610.97 : x
  2. Step 2: Convert to fraction form
    82,421.07/113,740.38 = 46,610.97/x
  3. Step 3: Cross multiply
    82,421.07x = 113,740.38 × 46,610.97
  4. Step 4: Simplify right side
    82,421.07x = 5,301,549,439.97
  5. Step 5: Solve for x
    x = 5,301,549,439.97/82,421.07
  6. Step 6: Final answer
    x = 64,322.74

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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.