Home / 211,743.51-292,208.48-116,248.15

Finding the Fourth Proportional to 211,743.51, 292,208.48 and 116,248.15

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Solution

The fourth proportional to 211,743.51, 292,208.48 and 116,248.15 is: 160,423.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,743.51 : 292,208.48 = 116,248.15 : x
  2. Step 2: Convert to fraction form
    211,743.51/292,208.48 = 116,248.15/x
  3. Step 3: Cross multiply
    211,743.51x = 292,208.48 × 116,248.15
  4. Step 4: Simplify right side
    211,743.51x = 33,968,695,214.31
  5. Step 5: Solve for x
    x = 33,968,695,214.31/211,743.51
  6. Step 6: Final answer
    x = 160,423.78

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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.