Home / 45,160.50-67,782.79-22,990.48

Finding the Fourth Proportional to 45,160.50, 67,782.79 and 22,990.48

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Solution

The fourth proportional to 45,160.50, 67,782.79 and 22,990.48 is: 34,507.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,160.50 : 67,782.79 = 22,990.48 : x
  2. Step 2: Convert to fraction form
    45,160.50/67,782.79 = 22,990.48/x
  3. Step 3: Cross multiply
    45,160.50x = 67,782.79 × 22,990.48
  4. Step 4: Simplify right side
    45,160.50x = 1,558,358,877.84
  5. Step 5: Solve for x
    x = 1,558,358,877.84/45,160.50
  6. Step 6: Final answer
    x = 34,507.12

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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.