Home / 74,836.41-112,275.67-32,720.19

Finding the Fourth Proportional to 74,836.41, 112,275.67 and 32,720.19

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Solution

The fourth proportional to 74,836.41, 112,275.67 and 32,720.19 is: 49,089.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,836.41 : 112,275.67 = 32,720.19 : x
  2. Step 2: Convert to fraction form
    74,836.41/112,275.67 = 32,720.19/x
  3. Step 3: Cross multiply
    74,836.41x = 112,275.67 × 32,720.19
  4. Step 4: Simplify right side
    74,836.41x = 3,673,681,254.78
  5. Step 5: Solve for x
    x = 3,673,681,254.78/74,836.41
  6. Step 6: Final answer
    x = 49,089.49

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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.