Home / 80,637.31-111,276.61-44,828.83

Finding the Fourth Proportional to 80,637.31, 111,276.61 and 44,828.83

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Solution

The fourth proportional to 80,637.31, 111,276.61 and 44,828.83 is: 61,862.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,637.31 : 111,276.61 = 44,828.83 : x
  2. Step 2: Convert to fraction form
    80,637.31/111,276.61 = 44,828.83/x
  3. Step 3: Cross multiply
    80,637.31x = 111,276.61 × 44,828.83
  4. Step 4: Simplify right side
    80,637.31x = 4,988,400,232.67
  5. Step 5: Solve for x
    x = 4,988,400,232.67/80,637.31
  6. Step 6: Final answer
    x = 61,862.19

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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.