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Finding the Fourth Proportional to 80,547.57, 111,159.36 and 44,737.74

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Solution

The fourth proportional to 80,547.57, 111,159.36 and 44,737.74 is: 61,740.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,547.57 : 111,159.36 = 44,737.74 : x
  2. Step 2: Convert to fraction form
    80,547.57/111,159.36 = 44,737.74/x
  3. Step 3: Cross multiply
    80,547.57x = 111,159.36 × 44,737.74
  4. Step 4: Simplify right side
    80,547.57x = 4,973,018,546.25
  5. Step 5: Solve for x
    x = 4,973,018,546.25/80,547.57
  6. Step 6: Final answer
    x = 61,740.14

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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.