Home / 239,016.08-358,440.44-70,491.76

Finding the Fourth Proportional to 239,016.08, 358,440.44 and 70,491.76

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Solution

The fourth proportional to 239,016.08, 358,440.44 and 70,491.76 is: 105,712.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,016.08 : 358,440.44 = 70,491.76 : x
  2. Step 2: Convert to fraction form
    239,016.08/358,440.44 = 70,491.76/x
  3. Step 3: Cross multiply
    239,016.08x = 358,440.44 × 70,491.76
  4. Step 4: Simplify right side
    239,016.08x = 25,267,097,470.77
  5. Step 5: Solve for x
    x = 25,267,097,470.77/239,016.08
  6. Step 6: Final answer
    x = 105,712.96

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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.