Home / 211,993.66-292,550.29-121,349.13

Finding the Fourth Proportional to 211,993.66, 292,550.29 and 121,349.13

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Solution

The fourth proportional to 211,993.66, 292,550.29 and 121,349.13 is: 167,461.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,993.66 : 292,550.29 = 121,349.13 : x
  2. Step 2: Convert to fraction form
    211,993.66/292,550.29 = 121,349.13/x
  3. Step 3: Cross multiply
    211,993.66x = 292,550.29 × 121,349.13
  4. Step 4: Simplify right side
    211,993.66x = 35,500,723,172.75
  5. Step 5: Solve for x
    x = 35,500,723,172.75/211,993.66
  6. Step 6: Final answer
    x = 167,461.25

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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.