Home / 114,939,447.12-158,595,552.28-67,904,178.49

Finding the Fourth Proportional to 114,939,447.12, 158,595,552.28 and 67,904,178.49

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Solution

The fourth proportional to 114,939,447.12, 158,595,552.28 and 67,904,178.49 is: 93,695,427.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,939,447.12 : 158,595,552.28 = 67,904,178.49 : x
  2. Step 2: Convert to fraction form
    114,939,447.12/158,595,552.28 = 67,904,178.49/x
  3. Step 3: Cross multiply
    114,939,447.12x = 158,595,552.28 × 67,904,178.49
  4. Step 4: Simplify right side
    114,939,447.12x = 10,769,300,690,024,370
  5. Step 5: Solve for x
    x = 10,769,300,690,024,370/114,939,447.12
  6. Step 6: Final answer
    x = 93,695,427.98

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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.