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Finding the Fourth Proportional to 80,348.58, 110,888.99 and 44,545.51

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Solution

The fourth proportional to 80,348.58, 110,888.99 and 44,545.51 is: 61,477.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,348.58 : 110,888.99 = 44,545.51 : x
  2. Step 2: Convert to fraction form
    80,348.58/110,888.99 = 44,545.51/x
  3. Step 3: Cross multiply
    80,348.58x = 110,888.99 × 44,545.51
  4. Step 4: Simplify right side
    80,348.58x = 4,939,606,612.93
  5. Step 5: Solve for x
    x = 4,939,606,612.93/80,348.58
  6. Step 6: Final answer
    x = 61,477.21

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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.