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Finding the Fourth Proportional to 60,492.45, 83,479.14 and 33,634.74

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Solution

The fourth proportional to 60,492.45, 83,479.14 and 33,634.74 is: 46,415.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,492.45 : 83,479.14 = 33,634.74 : x
  2. Step 2: Convert to fraction form
    60,492.45/83,479.14 = 33,634.74/x
  3. Step 3: Cross multiply
    60,492.45x = 83,479.14 × 33,634.74
  4. Step 4: Simplify right side
    60,492.45x = 2,807,799,169.32
  5. Step 5: Solve for x
    x = 2,807,799,169.32/60,492.45
  6. Step 6: Final answer
    x = 46,415.70

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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.