Home / 83,477.10-125,232.08-30,887.04

Finding the Fourth Proportional to 83,477.10, 125,232.08 and 30,887.04

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Solution

The fourth proportional to 83,477.10, 125,232.08 and 30,887.04 is: 46,336.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,477.10 : 125,232.08 = 30,887.04 : x
  2. Step 2: Convert to fraction form
    83,477.10/125,232.08 = 30,887.04/x
  3. Step 3: Cross multiply
    83,477.10x = 125,232.08 × 30,887.04
  4. Step 4: Simplify right side
    83,477.10x = 3,868,048,264.24
  5. Step 5: Solve for x
    x = 3,868,048,264.24/83,477.10
  6. Step 6: Final answer
    x = 46,336.64

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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.