Home / 134,539.03-185,655.51-74,106.29

Finding the Fourth Proportional to 134,539.03, 185,655.51 and 74,106.29

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Solution

The fourth proportional to 134,539.03, 185,655.51 and 74,106.29 is: 102,262.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,539.03 : 185,655.51 = 74,106.29 : x
  2. Step 2: Convert to fraction form
    134,539.03/185,655.51 = 74,106.29/x
  3. Step 3: Cross multiply
    134,539.03x = 185,655.51 × 74,106.29
  4. Step 4: Simplify right side
    134,539.03x = 13,758,241,528.30
  5. Step 5: Solve for x
    x = 13,758,241,528.30/134,539.03
  6. Step 6: Final answer
    x = 102,262.08

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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.