Home / 134,338.16-185,379.30-73,899.02

Finding the Fourth Proportional to 134,338.16, 185,379.30 and 73,899.02

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Solution

The fourth proportional to 134,338.16, 185,379.30 and 73,899.02 is: 101,976.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,338.16 : 185,379.30 = 73,899.02 : x
  2. Step 2: Convert to fraction form
    134,338.16/185,379.30 = 73,899.02/x
  3. Step 3: Cross multiply
    134,338.16x = 185,379.30 × 73,899.02
  4. Step 4: Simplify right side
    134,338.16x = 13,699,348,598.29
  5. Step 5: Solve for x
    x = 13,699,348,598.29/134,338.16
  6. Step 6: Final answer
    x = 101,976.60

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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.