Home / 134,777.14-185,993.82-74,349.91

Finding the Fourth Proportional to 134,777.14, 185,993.82 and 74,349.91

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Solution

The fourth proportional to 134,777.14, 185,993.82 and 74,349.91 is: 102,603.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,777.14 : 185,993.82 = 74,349.91 : x
  2. Step 2: Convert to fraction form
    134,777.14/185,993.82 = 74,349.91/x
  3. Step 3: Cross multiply
    134,777.14x = 185,993.82 × 74,349.91
  4. Step 4: Simplify right side
    134,777.14x = 13,828,623,777.56
  5. Step 5: Solve for x
    x = 13,828,623,777.56/134,777.14
  6. Step 6: Final answer
    x = 102,603.63

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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.