Home / 82,148.20-113,366.16-46,331.20

Finding the Fourth Proportional to 82,148.20, 113,366.16 and 46,331.20

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Solution

The fourth proportional to 82,148.20, 113,366.16 and 46,331.20 is: 63,937.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,148.20 : 113,366.16 = 46,331.20 : x
  2. Step 2: Convert to fraction form
    82,148.20/113,366.16 = 46,331.20/x
  3. Step 3: Cross multiply
    82,148.20x = 113,366.16 × 46,331.20
  4. Step 4: Simplify right side
    82,148.20x = 5,252,390,232.19
  5. Step 5: Solve for x
    x = 5,252,390,232.19/82,148.20
  6. Step 6: Final answer
    x = 63,937.98

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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.