Home / 91,016.16-125,602.02-50,729.46

Finding the Fourth Proportional to 91,016.16, 125,602.02 and 50,729.46

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Solution

The fourth proportional to 91,016.16, 125,602.02 and 50,729.46 is: 70,006.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,016.16 : 125,602.02 = 50,729.46 : x
  2. Step 2: Convert to fraction form
    91,016.16/125,602.02 = 50,729.46/x
  3. Step 3: Cross multiply
    91,016.16x = 125,602.02 × 50,729.46
  4. Step 4: Simplify right side
    91,016.16x = 6,371,722,649.51
  5. Step 5: Solve for x
    x = 6,371,722,649.51/91,016.16
  6. Step 6: Final answer
    x = 70,006.50

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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.