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Finding the Fourth Proportional to 67,332.48, 92,918.82 and 37,118.32

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Solution

The fourth proportional to 67,332.48, 92,918.82 and 37,118.32 is: 51,223.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,332.48 : 92,918.82 = 37,118.32 : x
  2. Step 2: Convert to fraction form
    67,332.48/92,918.82 = 37,118.32/x
  3. Step 3: Cross multiply
    67,332.48x = 92,918.82 × 37,118.32
  4. Step 4: Simplify right side
    67,332.48x = 3,448,990,494.78
  5. Step 5: Solve for x
    x = 3,448,990,494.78/67,332.48
  6. Step 6: Final answer
    x = 51,223.28

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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.