Home / 84,934.02-127,307.61-34,986.87

Finding the Fourth Proportional to 84,934.02, 127,307.61 and 34,986.87

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Solution

The fourth proportional to 84,934.02, 127,307.61 and 34,986.87 is: 52,441.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,934.02 : 127,307.61 = 34,986.87 : x
  2. Step 2: Convert to fraction form
    84,934.02/127,307.61 = 34,986.87/x
  3. Step 3: Cross multiply
    84,934.02x = 127,307.61 × 34,986.87
  4. Step 4: Simplify right side
    84,934.02x = 4,454,095,387.36
  5. Step 5: Solve for x
    x = 4,454,095,387.36/84,934.02
  6. Step 6: Final answer
    x = 52,441.83

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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.