Home / 67,422.30-93,043.17-37,208.40

Finding the Fourth Proportional to 67,422.30, 93,043.17 and 37,208.40

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Solution

The fourth proportional to 67,422.30, 93,043.17 and 37,208.40 is: 51,347.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,422.30 : 93,043.17 = 37,208.40 : x
  2. Step 2: Convert to fraction form
    67,422.30/93,043.17 = 37,208.40/x
  3. Step 3: Cross multiply
    67,422.30x = 93,043.17 × 37,208.40
  4. Step 4: Simplify right side
    67,422.30x = 3,461,987,486.63
  5. Step 5: Solve for x
    x = 3,461,987,486.63/67,422.30
  6. Step 6: Final answer
    x = 51,347.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.