Home / 159,500.19-239,281.74-45,649.07

Finding the Fourth Proportional to 159,500.19, 239,281.74 and 45,649.07

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Solution

The fourth proportional to 159,500.19, 239,281.74 and 45,649.07 is: 68,482.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,500.19 : 239,281.74 = 45,649.07 : x
  2. Step 2: Convert to fraction form
    159,500.19/239,281.74 = 45,649.07/x
  3. Step 3: Cross multiply
    159,500.19x = 239,281.74 × 45,649.07
  4. Step 4: Simplify right side
    159,500.19x = 10,922,988,898.98
  5. Step 5: Solve for x
    x = 10,922,988,898.98/159,500.19
  6. Step 6: Final answer
    x = 68,482.61

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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.