Home / 80,320.40-110,840.60-44,510.24

Finding the Fourth Proportional to 80,320.40, 110,840.60 and 44,510.24

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Solution

The fourth proportional to 80,320.40, 110,840.60 and 44,510.24 is: 61,423.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,320.40 : 110,840.60 = 44,510.24 : x
  2. Step 2: Convert to fraction form
    80,320.40/110,840.60 = 44,510.24/x
  3. Step 3: Cross multiply
    80,320.40x = 110,840.60 × 44,510.24
  4. Step 4: Simplify right side
    80,320.40x = 4,933,541,707.74
  5. Step 5: Solve for x
    x = 4,933,541,707.74/80,320.40
  6. Step 6: Final answer
    x = 61,423.27

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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.