Home / 146,498.24-219,807.84-70,558.40

Finding the Fourth Proportional to 146,498.24, 219,807.84 and 70,558.40

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Solution

The fourth proportional to 146,498.24, 219,807.84 and 70,558.40 is: 105,866.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,498.24 : 219,807.84 = 70,558.40 : x
  2. Step 2: Convert to fraction form
    146,498.24/219,807.84 = 70,558.40/x
  3. Step 3: Cross multiply
    146,498.24x = 219,807.84 × 70,558.40
  4. Step 4: Simplify right side
    146,498.24x = 15,509,289,497.86
  5. Step 5: Solve for x
    x = 15,509,289,497.86/146,498.24
  6. Step 6: Final answer
    x = 105,866.73

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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.