Home / 213,938.77-295,243.45-122,073.01

Finding the Fourth Proportional to 213,938.77, 295,243.45 and 122,073.01

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Solution

The fourth proportional to 213,938.77, 295,243.45 and 122,073.01 is: 168,465.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,938.77 : 295,243.45 = 122,073.01 : x
  2. Step 2: Convert to fraction form
    213,938.77/295,243.45 = 122,073.01/x
  3. Step 3: Cross multiply
    213,938.77x = 295,243.45 × 122,073.01
  4. Step 4: Simplify right side
    213,938.77x = 36,041,256,929.47
  5. Step 5: Solve for x
    x = 36,041,256,929.47/213,938.77
  6. Step 6: Final answer
    x = 168,465.29

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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.