Home / 81,354.16-112,268.76-45,544.24

Finding the Fourth Proportional to 81,354.16, 112,268.76 and 45,544.24

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Solution

The fourth proportional to 81,354.16, 112,268.76 and 45,544.24 is: 62,851.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,354.16 : 112,268.76 = 45,544.24 : x
  2. Step 2: Convert to fraction form
    81,354.16/112,268.76 = 45,544.24/x
  3. Step 3: Cross multiply
    81,354.16x = 112,268.76 × 45,544.24
  4. Step 4: Simplify right side
    81,354.16x = 5,113,195,349.94
  5. Step 5: Solve for x
    x = 5,113,195,349.94/81,354.16
  6. Step 6: Final answer
    x = 62,851.06

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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.