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Finding the Fourth Proportional to 367,437.53, 550,941.77 and 142,535.16

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Solution

The fourth proportional to 367,437.53, 550,941.77 and 142,535.16 is: 213,719.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,437.53 : 550,941.77 = 142,535.16 : x
  2. Step 2: Convert to fraction form
    367,437.53/550,941.77 = 142,535.16/x
  3. Step 3: Cross multiply
    367,437.53x = 550,941.77 × 142,535.16
  4. Step 4: Simplify right side
    367,437.53x = 78,528,573,693.97
  5. Step 5: Solve for x
    x = 78,528,573,693.97/367,437.53
  6. Step 6: Final answer
    x = 213,719.52

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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.