Home / 144,883.72-199,931.22-84,464.20

Finding the Fourth Proportional to 144,883.72, 199,931.22 and 84,464.20

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Solution

The fourth proportional to 144,883.72, 199,931.22 and 84,464.20 is: 116,555.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,883.72 : 199,931.22 = 84,464.20 : x
  2. Step 2: Convert to fraction form
    144,883.72/199,931.22 = 84,464.20/x
  3. Step 3: Cross multiply
    144,883.72x = 199,931.22 × 84,464.20
  4. Step 4: Simplify right side
    144,883.72x = 16,887,030,552.32
  5. Step 5: Solve for x
    x = 16,887,030,552.32/144,883.72
  6. Step 6: Final answer
    x = 116,555.75

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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.