Home / 92,675,471.49-127,883,698.16-54,992,142.36

Finding the Fourth Proportional to 92,675,471.49, 127,883,698.16 and 54,992,142.36

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Solution

The fourth proportional to 92,675,471.49, 127,883,698.16 and 54,992,142.36 is: 75,884,140.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,675,471.49 : 127,883,698.16 = 54,992,142.36 : x
  2. Step 2: Convert to fraction form
    92,675,471.49/127,883,698.16 = 54,992,142.36/x
  3. Step 3: Cross multiply
    92,675,471.49x = 127,883,698.16 × 54,992,142.36
  4. Step 4: Simplify right side
    92,675,471.49x = 7,032,598,534,463,029
  5. Step 5: Solve for x
    x = 7,032,598,534,463,029/92,675,471.49
  6. Step 6: Final answer
    x = 75,884,140.88

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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.