Home / 67,328.22-100,862.91-37,656.12

Finding the Fourth Proportional to 67,328.22, 100,862.91 and 37,656.12

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Solution

The fourth proportional to 67,328.22, 100,862.91 and 37,656.12 is: 56,411.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,328.22 : 100,862.91 = 37,656.12 : x
  2. Step 2: Convert to fraction form
    67,328.22/100,862.91 = 37,656.12/x
  3. Step 3: Cross multiply
    67,328.22x = 100,862.91 × 37,656.12
  4. Step 4: Simplify right side
    67,328.22x = 3,798,105,842.51
  5. Step 5: Solve for x
    x = 3,798,105,842.51/67,328.22
  6. Step 6: Final answer
    x = 56,411.80

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1.5x scale

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.