Home / 134,607.30-185,757.21-74,178.42

Finding the Fourth Proportional to 134,607.30, 185,757.21 and 74,178.42

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Solution

The fourth proportional to 134,607.30, 185,757.21 and 74,178.42 is: 102,365.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,607.30 : 185,757.21 = 74,178.42 : x
  2. Step 2: Convert to fraction form
    134,607.30/185,757.21 = 74,178.42/x
  3. Step 3: Cross multiply
    134,607.30x = 185,757.21 × 74,178.42
  4. Step 4: Simplify right side
    134,607.30x = 13,779,176,341.41
  5. Step 5: Solve for x
    x = 13,779,176,341.41/134,607.30
  6. Step 6: Final answer
    x = 102,365.74

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.