Home / 99,571.93-137,460.05-67,476.11

Finding the Fourth Proportional to 99,571.93, 137,460.05 and 67,476.11

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Solution

The fourth proportional to 99,571.93, 137,460.05 and 67,476.11 is: 93,151.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,571.93 : 137,460.05 = 67,476.11 : x
  2. Step 2: Convert to fraction form
    99,571.93/137,460.05 = 67,476.11/x
  3. Step 3: Cross multiply
    99,571.93x = 137,460.05 × 67,476.11
  4. Step 4: Simplify right side
    99,571.93x = 9,275,268,773.37
  5. Step 5: Solve for x
    x = 9,275,268,773.37/99,571.93
  6. Step 6: Final answer
    x = 93,151.44

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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.