Home / 90,930,467.64-136,481,932.72-56,282,061.06

Finding the Fourth Proportional to 90,930,467.64, 136,481,932.72 and 56,282,061.06

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Solution

The fourth proportional to 90,930,467.64, 136,481,932.72 and 56,282,061.06 is: 84,476,465.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,930,467.64 : 136,481,932.72 = 56,282,061.06 : x
  2. Step 2: Convert to fraction form
    90,930,467.64/136,481,932.72 = 56,282,061.06/x
  3. Step 3: Cross multiply
    90,930,467.64x = 136,481,932.72 × 56,282,061.06
  4. Step 4: Simplify right side
    90,930,467.64x = 7,681,484,470,933,852
  5. Step 5: Solve for x
    x = 7,681,484,470,933,852/90,930,467.64
  6. Step 6: Final answer
    x = 84,476,465.04

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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.