Home / 211,656.34-292,085.76-126,822.52

Finding the Fourth Proportional to 211,656.34, 292,085.76 and 126,822.52

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Solution

The fourth proportional to 211,656.34, 292,085.76 and 126,822.52 is: 175,015.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,656.34 : 292,085.76 = 126,822.52 : x
  2. Step 2: Convert to fraction form
    211,656.34/292,085.76 = 126,822.52/x
  3. Step 3: Cross multiply
    211,656.34x = 292,085.76 × 126,822.52
  4. Step 4: Simplify right side
    211,656.34x = 37,043,052,139.32
  5. Step 5: Solve for x
    x = 37,043,052,139.32/211,656.34
  6. Step 6: Final answer
    x = 175,015.08

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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.