Home / 48,868.30-67,445.49-30,964.98

Finding the Fourth Proportional to 48,868.30, 67,445.49 and 30,964.98

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Solution

The fourth proportional to 48,868.30, 67,445.49 and 30,964.98 is: 42,736.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,868.30 : 67,445.49 = 30,964.98 : x
  2. Step 2: Convert to fraction form
    48,868.30/67,445.49 = 30,964.98/x
  3. Step 3: Cross multiply
    48,868.30x = 67,445.49 × 30,964.98
  4. Step 4: Simplify right side
    48,868.30x = 2,088,448,248.94
  5. Step 5: Solve for x
    x = 2,088,448,248.94/48,868.30
  6. Step 6: Final answer
    x = 42,736.26

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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.