Home / 91,996.99-126,959.45-51,710.63

Finding the Fourth Proportional to 91,996.99, 126,959.45 and 51,710.63

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Solution

The fourth proportional to 91,996.99, 126,959.45 and 51,710.63 is: 71,362.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,996.99 : 126,959.45 = 51,710.63 : x
  2. Step 2: Convert to fraction form
    91,996.99/126,959.45 = 51,710.63/x
  3. Step 3: Cross multiply
    91,996.99x = 126,959.45 × 51,710.63
  4. Step 4: Simplify right side
    91,996.99x = 6,565,152,250.60
  5. Step 5: Solve for x
    x = 6,565,152,250.60/91,996.99
  6. Step 6: Final answer
    x = 71,362.69

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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.