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Finding the Fourth Proportional to 60,117.95, 82,989.34 and 35,927.45

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Solution

The fourth proportional to 60,117.95, 82,989.34 and 35,927.45 is: 49,595.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,117.95 : 82,989.34 = 35,927.45 : x
  2. Step 2: Convert to fraction form
    60,117.95/82,989.34 = 35,927.45/x
  3. Step 3: Cross multiply
    60,117.95x = 82,989.34 × 35,927.45
  4. Step 4: Simplify right side
    60,117.95x = 2,981,594,858.62
  5. Step 5: Solve for x
    x = 2,981,594,858.62/60,117.95
  6. Step 6: Final answer
    x = 49,595.75

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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.