Home / 144,838.04-199,873.06-80,306.96

Finding the Fourth Proportional to 144,838.04, 199,873.06 and 80,306.96

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Solution

The fourth proportional to 144,838.04, 199,873.06 and 80,306.96 is: 110,821.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,838.04 : 199,873.06 = 80,306.96 : x
  2. Step 2: Convert to fraction form
    144,838.04/199,873.06 = 80,306.96/x
  3. Step 3: Cross multiply
    144,838.04x = 199,873.06 × 80,306.96
  4. Step 4: Simplify right side
    144,838.04x = 16,051,197,834.50
  5. Step 5: Solve for x
    x = 16,051,197,834.50/144,838.04
  6. Step 6: Final answer
    x = 110,821.70

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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.