Home / 96,136.50-144,003.66-77,314.62

Finding the Fourth Proportional to 96,136.50, 144,003.66 and 77,314.62

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Solution

The fourth proportional to 96,136.50, 144,003.66 and 77,314.62 is: 115,810.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,136.50 : 144,003.66 = 77,314.62 : x
  2. Step 2: Convert to fraction form
    96,136.50/144,003.66 = 77,314.62/x
  3. Step 3: Cross multiply
    96,136.50x = 144,003.66 × 77,314.62
  4. Step 4: Simplify right side
    96,136.50x = 11,133,588,251.51
  5. Step 5: Solve for x
    x = 11,133,588,251.51/96,136.50
  6. Step 6: Final answer
    x = 115,810.21

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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.