Home / 102,976,192.58-142,067,095.65-58,311,911.70

Finding the Fourth Proportional to 102,976,192.58, 142,067,095.65 and 58,311,911.70

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Solution

The fourth proportional to 102,976,192.58, 142,067,095.65 and 58,311,911.70 is: 80,447,759.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,976,192.58 : 142,067,095.65 = 58,311,911.70 : x
  2. Step 2: Convert to fraction form
    102,976,192.58/142,067,095.65 = 58,311,911.70/x
  3. Step 3: Cross multiply
    102,976,192.58x = 142,067,095.65 × 58,311,911.70
  4. Step 4: Simplify right side
    102,976,192.58x = 8,284,203,937,018,255
  5. Step 5: Solve for x
    x = 8,284,203,937,018,255/102,976,192.58
  6. Step 6: Final answer
    x = 80,447,759.14

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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.