Home / 94,562.70-141,860.82-31,386.60

Finding the Fourth Proportional to 94,562.70, 141,860.82 and 31,386.60

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Solution

The fourth proportional to 94,562.70, 141,860.82 and 31,386.60 is: 47,085.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,562.70 : 141,860.82 = 31,386.60 : x
  2. Step 2: Convert to fraction form
    94,562.70/141,860.82 = 31,386.60/x
  3. Step 3: Cross multiply
    94,562.70x = 141,860.82 × 31,386.60
  4. Step 4: Simplify right side
    94,562.70x = 4,452,528,813.01
  5. Step 5: Solve for x
    x = 4,452,528,813.01/94,562.70
  6. Step 6: Final answer
    x = 47,085.47

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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.