Home / 92,016,872.40-137,908,085.40-48,906,728.40

Finding the Fourth Proportional to 92,016,872.40, 137,908,085.40 and 48,906,728.40

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Solution

The fourth proportional to 92,016,872.40, 137,908,085.40 and 48,906,728.40 is: 73,297,788.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,016,872.40 : 137,908,085.40 = 48,906,728.40 : x
  2. Step 2: Convert to fraction form
    92,016,872.40/137,908,085.40 = 48,906,728.40/x
  3. Step 3: Cross multiply
    92,016,872.40x = 137,908,085.40 × 48,906,728.40
  4. Step 4: Simplify right side
    92,016,872.40x = 6,744,633,276,821,805
  5. Step 5: Solve for x
    x = 6,744,633,276,821,805/92,016,872.40
  6. Step 6: Final answer
    x = 73,297,788.77

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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.