Home / 91,743.53-126,595.89-51,448.95

Finding the Fourth Proportional to 91,743.53, 126,595.89 and 51,448.95

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Solution

The fourth proportional to 91,743.53, 126,595.89 and 51,448.95 is: 70,993.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,743.53 : 126,595.89 = 51,448.95 : x
  2. Step 2: Convert to fraction form
    91,743.53/126,595.89 = 51,448.95/x
  3. Step 3: Cross multiply
    91,743.53x = 126,595.89 × 51,448.95
  4. Step 4: Simplify right side
    91,743.53x = 6,513,225,614.82
  5. Step 5: Solve for x
    x = 6,513,225,614.82/91,743.53
  6. Step 6: Final answer
    x = 70,993.85

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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.