Home / 211,742.51-292,207.10-116,247.15

Finding the Fourth Proportional to 211,742.51, 292,207.10 and 116,247.15

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Solution

The fourth proportional to 211,742.51, 292,207.10 and 116,247.15 is: 160,422.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,742.51 : 292,207.10 = 116,247.15 : x
  2. Step 2: Convert to fraction form
    211,742.51/292,207.10 = 116,247.15/x
  3. Step 3: Cross multiply
    211,742.51x = 292,207.10 × 116,247.15
  4. Step 4: Simplify right side
    211,742.51x = 33,968,242,003.53
  5. Step 5: Solve for x
    x = 33,968,242,003.53/211,742.51
  6. Step 6: Final answer
    x = 160,422.41

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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.