Home / 94,948.02-142,405.80-31,759.38

Finding the Fourth Proportional to 94,948.02, 142,405.80 and 31,759.38

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Solution

The fourth proportional to 94,948.02, 142,405.80 and 31,759.38 is: 47,633.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,948.02 : 142,405.80 = 31,759.38 : x
  2. Step 2: Convert to fraction form
    94,948.02/142,405.80 = 31,759.38/x
  3. Step 3: Cross multiply
    94,948.02x = 142,405.80 × 31,759.38
  4. Step 4: Simplify right side
    94,948.02x = 4,522,719,916.40
  5. Step 5: Solve for x
    x = 4,522,719,916.40/94,948.02
  6. Step 6: Final answer
    x = 47,633.64

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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.