Home / 134,237.12-185,243.28-73,807.68

Finding the Fourth Proportional to 134,237.12, 185,243.28 and 73,807.68

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Solution

The fourth proportional to 134,237.12, 185,243.28 and 73,807.68 is: 101,852.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,237.12 : 185,243.28 = 73,807.68 : x
  2. Step 2: Convert to fraction form
    134,237.12/185,243.28 = 73,807.68/x
  3. Step 3: Cross multiply
    134,237.12x = 185,243.28 × 73,807.68
  4. Step 4: Simplify right side
    134,237.12x = 13,672,376,732.39
  5. Step 5: Solve for x
    x = 13,672,376,732.39/134,237.12
  6. Step 6: Final answer
    x = 101,852.43

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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.