Home / 134,903.33-186,157.05-74,464.28

Finding the Fourth Proportional to 134,903.33, 186,157.05 and 74,464.28

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Solution

The fourth proportional to 134,903.33, 186,157.05 and 74,464.28 is: 102,755.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,903.33 : 186,157.05 = 74,464.28 : x
  2. Step 2: Convert to fraction form
    134,903.33/186,157.05 = 74,464.28/x
  3. Step 3: Cross multiply
    134,903.33x = 186,157.05 × 74,464.28
  4. Step 4: Simplify right side
    134,903.33x = 13,862,050,695.17
  5. Step 5: Solve for x
    x = 13,862,050,695.17/134,903.33
  6. Step 6: Final answer
    x = 102,755.44

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1.5x scale

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.