Home / 144,337.80-216,641.70-73,311.24

Finding the Fourth Proportional to 144,337.80, 216,641.70 and 73,311.24

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Solution

The fourth proportional to 144,337.80, 216,641.70 and 73,311.24 is: 110,035.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,337.80 : 216,641.70 = 73,311.24 : x
  2. Step 2: Convert to fraction form
    144,337.80/216,641.70 = 73,311.24/x
  3. Step 3: Cross multiply
    144,337.80x = 216,641.70 × 73,311.24
  4. Step 4: Simplify right side
    144,337.80x = 15,882,271,662.71
  5. Step 5: Solve for x
    x = 15,882,271,662.71/144,337.80
  6. Step 6: Final answer
    x = 110,035.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.