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Finding the Fourth Proportional to 80,547.84, 111,156.12 and 44,736.93

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Solution

The fourth proportional to 80,547.84, 111,156.12 and 44,736.93 is: 61,737.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,547.84 : 111,156.12 = 44,736.93 : x
  2. Step 2: Convert to fraction form
    80,547.84/111,156.12 = 44,736.93/x
  3. Step 3: Cross multiply
    80,547.84x = 111,156.12 × 44,736.93
  4. Step 4: Simplify right side
    80,547.84x = 4,972,783,559.51
  5. Step 5: Solve for x
    x = 4,972,783,559.51/80,547.84
  6. Step 6: Final answer
    x = 61,737.02

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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.