Home / 77,807.07-116,727.89-22,398.75

Finding the Fourth Proportional to 77,807.07, 116,727.89 and 22,398.75

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Solution

The fourth proportional to 77,807.07, 116,727.89 and 22,398.75 is: 33,603.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,807.07 : 116,727.89 = 22,398.75 : x
  2. Step 2: Convert to fraction form
    77,807.07/116,727.89 = 22,398.75/x
  3. Step 3: Cross multiply
    77,807.07x = 116,727.89 × 22,398.75
  4. Step 4: Simplify right side
    77,807.07x = 2,614,558,714.14
  5. Step 5: Solve for x
    x = 2,614,558,714.14/77,807.07
  6. Step 6: Final answer
    x = 33,603.10

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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.