Home / 91,294,941.43-136,942,403.84-40,176,960.24

Finding the Fourth Proportional to 91,294,941.43, 136,942,403.84 and 40,176,960.24

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Solution

The fourth proportional to 91,294,941.43, 136,942,403.84 and 40,176,960.24 is: 60,265,436.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,294,941.43 : 136,942,403.84 = 40,176,960.24 : x
  2. Step 2: Convert to fraction form
    91,294,941.43/136,942,403.84 = 40,176,960.24/x
  3. Step 3: Cross multiply
    91,294,941.43x = 136,942,403.84 × 40,176,960.24
  4. Step 4: Simplify right side
    91,294,941.43x = 5,501,929,514,249,704
  5. Step 5: Solve for x
    x = 5,501,929,514,249,704/91,294,941.43
  6. Step 6: Final answer
    x = 60,265,436.71

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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.