Home / 126,573.04-189,710.52-51,646.42

Finding the Fourth Proportional to 126,573.04, 189,710.52 and 51,646.42

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Solution

The fourth proportional to 126,573.04, 189,710.52 and 51,646.42 is: 77,408.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,573.04 : 189,710.52 = 51,646.42 : x
  2. Step 2: Convert to fraction form
    126,573.04/189,710.52 = 51,646.42/x
  3. Step 3: Cross multiply
    126,573.04x = 189,710.52 × 51,646.42
  4. Step 4: Simplify right side
    126,573.04x = 9,797,869,194.34
  5. Step 5: Solve for x
    x = 9,797,869,194.34/126,573.04
  6. Step 6: Final answer
    x = 77,408.82

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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.