Home / 135,316.01-202,951.95-45,398.51

Finding the Fourth Proportional to 135,316.01, 202,951.95 and 45,398.51

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Solution

The fourth proportional to 135,316.01, 202,951.95 and 45,398.51 is: 68,090.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,316.01 : 202,951.95 = 45,398.51 : x
  2. Step 2: Convert to fraction form
    135,316.01/202,951.95 = 45,398.51/x
  3. Step 3: Cross multiply
    135,316.01x = 202,951.95 × 45,398.51
  4. Step 4: Simplify right side
    135,316.01x = 9,213,716,131.59
  5. Step 5: Solve for x
    x = 9,213,716,131.59/135,316.01
  6. Step 6: Final answer
    x = 68,090.36

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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.