Home / 162,317.16-223,996.32-90,696.36

Finding the Fourth Proportional to 162,317.16, 223,996.32 and 90,696.36

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Solution

The fourth proportional to 162,317.16, 223,996.32 and 90,696.36 is: 125,160.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,317.16 : 223,996.32 = 90,696.36 : x
  2. Step 2: Convert to fraction form
    162,317.16/223,996.32 = 90,696.36/x
  3. Step 3: Cross multiply
    162,317.16x = 223,996.32 × 90,696.36
  4. Step 4: Simplify right side
    162,317.16x = 20,315,650,877.40
  5. Step 5: Solve for x
    x = 20,315,650,877.40/162,317.16
  6. Step 6: Final answer
    x = 125,160.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.