Home / 53,304.30-79,960.71-31,119.93

Finding the Fourth Proportional to 53,304.30, 79,960.71 and 31,119.93

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Solution

The fourth proportional to 53,304.30, 79,960.71 and 31,119.93 is: 46,682.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,304.30 : 79,960.71 = 31,119.93 : x
  2. Step 2: Convert to fraction form
    53,304.30/79,960.71 = 31,119.93/x
  3. Step 3: Cross multiply
    53,304.30x = 79,960.71 × 31,119.93
  4. Step 4: Simplify right side
    53,304.30x = 2,488,371,697.95
  5. Step 5: Solve for x
    x = 2,488,371,697.95/53,304.30
  6. Step 6: Final answer
    x = 46,682.38

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1.5x scale

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.