Home / 91,710.52-126,559.02-51,424.24

Finding the Fourth Proportional to 91,710.52, 126,559.02 and 51,424.24

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Solution

The fourth proportional to 91,710.52, 126,559.02 and 51,424.24 is: 70,964.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,710.52 : 126,559.02 = 51,424.24 : x
  2. Step 2: Convert to fraction form
    91,710.52/126,559.02 = 51,424.24/x
  3. Step 3: Cross multiply
    91,710.52x = 126,559.02 × 51,424.24
  4. Step 4: Simplify right side
    91,710.52x = 6,508,201,418.64
  5. Step 5: Solve for x
    x = 6,508,201,418.64/91,710.52
  6. Step 6: Final answer
    x = 70,964.61

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1.5x scale

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.