Home / 77,798.08-116,712.42-27,864.73

Finding the Fourth Proportional to 77,798.08, 116,712.42 and 27,864.73

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Solution

The fourth proportional to 77,798.08, 116,712.42 and 27,864.73 is: 41,802.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,798.08 : 116,712.42 = 27,864.73 : x
  2. Step 2: Convert to fraction form
    77,798.08/116,712.42 = 27,864.73/x
  3. Step 3: Cross multiply
    77,798.08x = 116,712.42 × 27,864.73
  4. Step 4: Simplify right side
    77,798.08x = 3,252,160,070.95
  5. Step 5: Solve for x
    x = 3,252,160,070.95/77,798.08
  6. Step 6: Final answer
    x = 41,802.57

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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.