Home / 84,254.34-126,319.14-39,829.22

Finding the Fourth Proportional to 84,254.34, 126,319.14 and 39,829.22

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Solution

The fourth proportional to 84,254.34, 126,319.14 and 39,829.22 is: 59,714.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,254.34 : 126,319.14 = 39,829.22 : x
  2. Step 2: Convert to fraction form
    84,254.34/126,319.14 = 39,829.22/x
  3. Step 3: Cross multiply
    84,254.34x = 126,319.14 × 39,829.22
  4. Step 4: Simplify right side
    84,254.34x = 5,031,192,185.68
  5. Step 5: Solve for x
    x = 5,031,192,185.68/84,254.34
  6. Step 6: Final answer
    x = 59,714.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.