Home / 126,366.94-189,487.02-42,097.47

Finding the Fourth Proportional to 126,366.94, 189,487.02 and 42,097.47

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Solution

The fourth proportional to 126,366.94, 189,487.02 and 42,097.47 is: 63,125.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,366.94 : 189,487.02 = 42,097.47 : x
  2. Step 2: Convert to fraction form
    126,366.94/189,487.02 = 42,097.47/x
  3. Step 3: Cross multiply
    126,366.94x = 189,487.02 × 42,097.47
  4. Step 4: Simplify right side
    126,366.94x = 7,976,924,139.84
  5. Step 5: Solve for x
    x = 7,976,924,139.84/126,366.94
  6. Step 6: Final answer
    x = 63,125.09

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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.