Home / 60,639.81-83,680.29-33,785.25

Finding the Fourth Proportional to 60,639.81, 83,680.29 and 33,785.25

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Solution

The fourth proportional to 60,639.81, 83,680.29 and 33,785.25 is: 46,622.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,639.81 : 83,680.29 = 33,785.25 : x
  2. Step 2: Convert to fraction form
    60,639.81/83,680.29 = 33,785.25/x
  3. Step 3: Cross multiply
    60,639.81x = 83,680.29 × 33,785.25
  4. Step 4: Simplify right side
    60,639.81x = 2,827,159,517.72
  5. Step 5: Solve for x
    x = 2,827,159,517.72/60,639.81
  6. Step 6: Final answer
    x = 46,622.17

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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.