Home / 134,965.19-202,427.02-45,009.47

Finding the Fourth Proportional to 134,965.19, 202,427.02 and 45,009.47

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Solution

The fourth proportional to 134,965.19, 202,427.02 and 45,009.47 is: 67,507.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,965.19 : 202,427.02 = 45,009.47 : x
  2. Step 2: Convert to fraction form
    134,965.19/202,427.02 = 45,009.47/x
  3. Step 3: Cross multiply
    134,965.19x = 202,427.02 × 45,009.47
  4. Step 4: Simplify right side
    134,965.19x = 9,111,132,883.88
  5. Step 5: Solve for x
    x = 9,111,132,883.88/134,965.19
  6. Step 6: Final answer
    x = 67,507.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.