Home / 117,238.07-175,856.65-28,491.84

Finding the Fourth Proportional to 117,238.07, 175,856.65 and 28,491.84

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Solution

The fourth proportional to 117,238.07, 175,856.65 and 28,491.84 is: 42,737.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,238.07 : 175,856.65 = 28,491.84 : x
  2. Step 2: Convert to fraction form
    117,238.07/175,856.65 = 28,491.84/x
  3. Step 3: Cross multiply
    117,238.07x = 175,856.65 × 28,491.84
  4. Step 4: Simplify right side
    117,238.07x = 5,010,479,463.51
  5. Step 5: Solve for x
    x = 5,010,479,463.51/117,238.07
  6. Step 6: Final answer
    x = 42,737.65

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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.