Home / 211,675.50-292,101.62-125,638.22

Finding the Fourth Proportional to 211,675.50, 292,101.62 and 125,638.22

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Solution

The fourth proportional to 211,675.50, 292,101.62 and 125,638.22 is: 173,374.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,675.50 : 292,101.62 = 125,638.22 : x
  2. Step 2: Convert to fraction form
    211,675.50/292,101.62 = 125,638.22/x
  3. Step 3: Cross multiply
    211,675.50x = 292,101.62 × 125,638.22
  4. Step 4: Simplify right side
    211,675.50x = 36,699,127,697.98
  5. Step 5: Solve for x
    x = 36,699,127,697.98/211,675.50
  6. Step 6: Final answer
    x = 173,374.47

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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.