Home / 91,602.36-137,403.65-25,043.06

Finding the Fourth Proportional to 91,602.36, 137,403.65 and 25,043.06

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Solution

The fourth proportional to 91,602.36, 137,403.65 and 25,043.06 is: 37,564.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,602.36 : 137,403.65 = 25,043.06 : x
  2. Step 2: Convert to fraction form
    91,602.36/137,403.65 = 25,043.06/x
  3. Step 3: Cross multiply
    91,602.36x = 137,403.65 × 25,043.06
  4. Step 4: Simplify right side
    91,602.36x = 3,441,007,851.17
  5. Step 5: Solve for x
    x = 3,441,007,851.17/91,602.36
  6. Step 6: Final answer
    x = 37,564.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.