Home / 91,347.54-137,031.84-35,174.58

Finding the Fourth Proportional to 91,347.54, 137,031.84 and 35,174.58

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Solution

The fourth proportional to 91,347.54, 137,031.84 and 35,174.58 is: 52,765.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,347.54 : 137,031.84 = 35,174.58 : x
  2. Step 2: Convert to fraction form
    91,347.54/137,031.84 = 35,174.58/x
  3. Step 3: Cross multiply
    91,347.54x = 137,031.84 × 35,174.58
  4. Step 4: Simplify right side
    91,347.54x = 4,820,037,418.63
  5. Step 5: Solve for x
    x = 4,820,037,418.63/91,347.54
  6. Step 6: Final answer
    x = 52,765.92

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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.