Home / 144,300.28-216,450.41-39,116.51

Finding the Fourth Proportional to 144,300.28, 216,450.41 and 39,116.51

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Solution

The fourth proportional to 144,300.28, 216,450.41 and 39,116.51 is: 58,674.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,300.28 : 216,450.41 = 39,116.51 : x
  2. Step 2: Convert to fraction form
    144,300.28/216,450.41 = 39,116.51/x
  3. Step 3: Cross multiply
    144,300.28x = 216,450.41 × 39,116.51
  4. Step 4: Simplify right side
    144,300.28x = 8,466,784,431.69
  5. Step 5: Solve for x
    x = 8,466,784,431.69/144,300.28
  6. Step 6: Final answer
    x = 58,674.76

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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.