Home / 144,451.36-216,704.16-65,571.13

Finding the Fourth Proportional to 144,451.36, 216,704.16 and 65,571.13

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Solution

The fourth proportional to 144,451.36, 216,704.16 and 65,571.13 is: 98,369.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,451.36 : 216,704.16 = 65,571.13 : x
  2. Step 2: Convert to fraction form
    144,451.36/216,704.16 = 65,571.13/x
  3. Step 3: Cross multiply
    144,451.36x = 216,704.16 × 65,571.13
  4. Step 4: Simplify right side
    144,451.36x = 14,209,536,646.90
  5. Step 5: Solve for x
    x = 14,209,536,646.90/144,451.36
  6. Step 6: Final answer
    x = 98,369.01

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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.