Home / 144,406.04-216,516.88-69,376.92

Finding the Fourth Proportional to 144,406.04, 216,516.88 and 69,376.92

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Solution

The fourth proportional to 144,406.04, 216,516.88 and 69,376.92 is: 104,021.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,406.04 : 216,516.88 = 69,376.92 : x
  2. Step 2: Convert to fraction form
    144,406.04/216,516.88 = 69,376.92/x
  3. Step 3: Cross multiply
    144,406.04x = 216,516.88 × 69,376.92
  4. Step 4: Simplify right side
    144,406.04x = 15,021,274,262.41
  5. Step 5: Solve for x
    x = 15,021,274,262.41/144,406.04
  6. Step 6: Final answer
    x = 104,021.09

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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.