Home / 82,254.15-113,508.64-45,955.88

Finding the Fourth Proportional to 82,254.15, 113,508.64 and 45,955.88

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Solution

The fourth proportional to 82,254.15, 113,508.64 and 45,955.88 is: 63,417.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,254.15 : 113,508.64 = 45,955.88 : x
  2. Step 2: Convert to fraction form
    82,254.15/113,508.64 = 45,955.88/x
  3. Step 3: Cross multiply
    82,254.15x = 113,508.64 × 45,955.88
  4. Step 4: Simplify right side
    82,254.15x = 5,216,389,411.81
  5. Step 5: Solve for x
    x = 5,216,389,411.81/82,254.15
  6. Step 6: Final answer
    x = 63,417.95

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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.