Home / 92,020.32-137,937.48-35,825.40

Finding the Fourth Proportional to 92,020.32, 137,937.48 and 35,825.40

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Solution

The fourth proportional to 92,020.32, 137,937.48 and 35,825.40 is: 53,701.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,020.32 : 137,937.48 = 35,825.40 : x
  2. Step 2: Convert to fraction form
    92,020.32/137,937.48 = 35,825.40/x
  3. Step 3: Cross multiply
    92,020.32x = 137,937.48 × 35,825.40
  4. Step 4: Simplify right side
    92,020.32x = 4,941,665,395.99
  5. Step 5: Solve for x
    x = 4,941,665,395.99/92,020.32
  6. Step 6: Final answer
    x = 53,701.89

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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.