Home / 80,646.10-111,285.31-44,833.93

Finding the Fourth Proportional to 80,646.10, 111,285.31 and 44,833.93

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Solution

The fourth proportional to 80,646.10, 111,285.31 and 44,833.93 is: 61,867.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,646.10 : 111,285.31 = 44,833.93 : x
  2. Step 2: Convert to fraction form
    80,646.10/111,285.31 = 44,833.93/x
  3. Step 3: Cross multiply
    80,646.10x = 111,285.31 × 44,833.93
  4. Step 4: Simplify right side
    80,646.10x = 4,989,357,798.57
  5. Step 5: Solve for x
    x = 4,989,357,798.57/80,646.10
  6. Step 6: Final answer
    x = 61,867.32

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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.