Home / 82,901.28-114,403.72-45,175.53

Finding the Fourth Proportional to 82,901.28, 114,403.72 and 45,175.53

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Solution

The fourth proportional to 82,901.28, 114,403.72 and 45,175.53 is: 62,342.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,901.28 : 114,403.72 = 45,175.53 : x
  2. Step 2: Convert to fraction form
    82,901.28/114,403.72 = 45,175.53/x
  3. Step 3: Cross multiply
    82,901.28x = 114,403.72 × 45,175.53
  4. Step 4: Simplify right side
    82,901.28x = 5,168,248,684.97
  5. Step 5: Solve for x
    x = 5,168,248,684.97/82,901.28
  6. Step 6: Final answer
    x = 62,342.21

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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.