Home / 91,065.52-125,625.84-60,858.32

Finding the Fourth Proportional to 91,065.52, 125,625.84 and 60,858.32

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Solution

The fourth proportional to 91,065.52, 125,625.84 and 60,858.32 is: 83,954.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,065.52 : 125,625.84 = 60,858.32 : x
  2. Step 2: Convert to fraction form
    91,065.52/125,625.84 = 60,858.32/x
  3. Step 3: Cross multiply
    91,065.52x = 125,625.84 × 60,858.32
  4. Step 4: Simplify right side
    91,065.52x = 7,645,377,570.99
  5. Step 5: Solve for x
    x = 7,645,377,570.99/91,065.52
  6. Step 6: Final answer
    x = 83,954.69

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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.