Home / 103,244.82-142,478.83-57,923.76

Finding the Fourth Proportional to 103,244.82, 142,478.83 and 57,923.76

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Solution

The fourth proportional to 103,244.82, 142,478.83 and 57,923.76 is: 79,935.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,244.82 : 142,478.83 = 57,923.76 : x
  2. Step 2: Convert to fraction form
    103,244.82/142,478.83 = 57,923.76/x
  3. Step 3: Cross multiply
    103,244.82x = 142,478.83 × 57,923.76
  4. Step 4: Simplify right side
    103,244.82x = 8,252,909,554.00
  5. Step 5: Solve for x
    x = 8,252,909,554.00/103,244.82
  6. Step 6: Final answer
    x = 79,935.34

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1.5x scale

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.