Home / 144,300.53-216,450.78-39,116.76

Finding the Fourth Proportional to 144,300.53, 216,450.78 and 39,116.76

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Solution

The fourth proportional to 144,300.53, 216,450.78 and 39,116.76 is: 58,675.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,300.53 : 216,450.78 = 39,116.76 : x
  2. Step 2: Convert to fraction form
    144,300.53/216,450.78 = 39,116.76/x
  3. Step 3: Cross multiply
    144,300.53x = 216,450.78 × 39,116.76
  4. Step 4: Simplify right side
    144,300.53x = 8,466,853,213.07
  5. Step 5: Solve for x
    x = 8,466,853,213.07/144,300.53
  6. Step 6: Final answer
    x = 58,675.14

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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.