Home / 73,678.08-110,493.88-31,547.04

Finding the Fourth Proportional to 73,678.08, 110,493.88 and 31,547.04

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Solution

The fourth proportional to 73,678.08, 110,493.88 and 31,547.04 is: 47,310.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,678.08 : 110,493.88 = 31,547.04 : x
  2. Step 2: Convert to fraction form
    73,678.08/110,493.88 = 31,547.04/x
  3. Step 3: Cross multiply
    73,678.08x = 110,493.88 × 31,547.04
  4. Step 4: Simplify right side
    73,678.08x = 3,485,754,852.12
  5. Step 5: Solve for x
    x = 3,485,754,852.12/73,678.08
  6. Step 6: Final answer
    x = 47,310.61

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1.5x scale

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.