Home / 134,427.02-185,514.58-74,003.29

Finding the Fourth Proportional to 134,427.02, 185,514.58 and 74,003.29

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Solution

The fourth proportional to 134,427.02, 185,514.58 and 74,003.29 is: 102,127.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,427.02 : 185,514.58 = 74,003.29 : x
  2. Step 2: Convert to fraction form
    134,427.02/185,514.58 = 74,003.29/x
  3. Step 3: Cross multiply
    134,427.02x = 185,514.58 × 74,003.29
  4. Step 4: Simplify right side
    134,427.02x = 13,728,688,683.55
  5. Step 5: Solve for x
    x = 13,728,688,683.55/134,427.02
  6. Step 6: Final answer
    x = 102,127.45

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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.