Home / 91,164.24-125,822.70-58,938.48

Finding the Fourth Proportional to 91,164.24, 125,822.70 and 58,938.48

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Solution

The fourth proportional to 91,164.24, 125,822.70 and 58,938.48 is: 81,345.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,164.24 : 125,822.70 = 58,938.48 : x
  2. Step 2: Convert to fraction form
    91,164.24/125,822.70 = 58,938.48/x
  3. Step 3: Cross multiply
    91,164.24x = 125,822.70 × 58,938.48
  4. Step 4: Simplify right side
    91,164.24x = 7,415,798,687.50
  5. Step 5: Solve for x
    x = 7,415,798,687.50/91,164.24
  6. Step 6: Final answer
    x = 81,345.48

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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.