Home / 134,903.02-186,166.44-74,473.74

Finding the Fourth Proportional to 134,903.02, 186,166.44 and 74,473.74

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Solution

The fourth proportional to 134,903.02, 186,166.44 and 74,473.74 is: 102,773.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,903.02 : 186,166.44 = 74,473.74 : x
  2. Step 2: Convert to fraction form
    134,903.02/186,166.44 = 74,473.74/x
  3. Step 3: Cross multiply
    134,903.02x = 186,166.44 × 74,473.74
  4. Step 4: Simplify right side
    134,903.02x = 13,864,511,328.52
  5. Step 5: Solve for x
    x = 13,864,511,328.52/134,903.02
  6. Step 6: Final answer
    x = 102,773.92

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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.