Home / 91,625.40-126,437.22-53,892.36

Finding the Fourth Proportional to 91,625.40, 126,437.22 and 53,892.36

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Solution

The fourth proportional to 91,625.40, 126,437.22 and 53,892.36 is: 74,368.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,625.40 : 126,437.22 = 53,892.36 : x
  2. Step 2: Convert to fraction form
    91,625.40/126,437.22 = 53,892.36/x
  3. Step 3: Cross multiply
    91,625.40x = 126,437.22 × 53,892.36
  4. Step 4: Simplify right side
    91,625.40x = 6,814,000,177.64
  5. Step 5: Solve for x
    x = 6,814,000,177.64/91,625.40
  6. Step 6: Final answer
    x = 74,368.03

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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.