Home / 67,988.22-93,823.61-37,776.35

Finding the Fourth Proportional to 67,988.22, 93,823.61 and 37,776.35

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Solution

The fourth proportional to 67,988.22, 93,823.61 and 37,776.35 is: 52,131.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,988.22 : 93,823.61 = 37,776.35 : x
  2. Step 2: Convert to fraction form
    67,988.22/93,823.61 = 37,776.35/x
  3. Step 3: Cross multiply
    67,988.22x = 93,823.61 × 37,776.35
  4. Step 4: Simplify right side
    67,988.22x = 3,544,312,871.62
  5. Step 5: Solve for x
    x = 3,544,312,871.62/67,988.22
  6. Step 6: Final answer
    x = 52,131.28

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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.