Home / 67,293.61-92,859.77-39,001.12

Finding the Fourth Proportional to 67,293.61, 92,859.77 and 39,001.12

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Solution

The fourth proportional to 67,293.61, 92,859.77 and 39,001.12 is: 53,818.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,293.61 : 92,859.77 = 39,001.12 : x
  2. Step 2: Convert to fraction form
    67,293.61/92,859.77 = 39,001.12/x
  3. Step 3: Cross multiply
    67,293.61x = 92,859.77 × 39,001.12
  4. Step 4: Simplify right side
    67,293.61x = 3,621,634,898.30
  5. Step 5: Solve for x
    x = 3,621,634,898.30/67,293.61
  6. Step 6: Final answer
    x = 53,818.41

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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.