Home / 91,250.48-125,922.12-57,277.22

Finding the Fourth Proportional to 91,250.48, 125,922.12 and 57,277.22

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Solution

The fourth proportional to 91,250.48, 125,922.12 and 57,277.22 is: 79,040.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,250.48 : 125,922.12 = 57,277.22 : x
  2. Step 2: Convert to fraction form
    91,250.48/125,922.12 = 57,277.22/x
  3. Step 3: Cross multiply
    91,250.48x = 125,922.12 × 57,277.22
  4. Step 4: Simplify right side
    91,250.48x = 7,212,468,970.11
  5. Step 5: Solve for x
    x = 7,212,468,970.11/91,250.48
  6. Step 6: Final answer
    x = 79,040.34

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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.