Home / 162,663.09-242,887.41-143,528.25

Finding the Fourth Proportional to 162,663.09, 242,887.41 and 143,528.25

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Solution

The fourth proportional to 162,663.09, 242,887.41 and 143,528.25 is: 214,315.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,663.09 : 242,887.41 = 143,528.25 : x
  2. Step 2: Convert to fraction form
    162,663.09/242,887.41 = 143,528.25/x
  3. Step 3: Cross multiply
    162,663.09x = 242,887.41 × 143,528.25
  4. Step 4: Simplify right side
    162,663.09x = 34,861,205,815.16
  5. Step 5: Solve for x
    x = 34,861,205,815.16/162,663.09
  6. Step 6: Final answer
    x = 214,315.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.