Home / 109,502.45-151,090.81-62,926.31

Finding the Fourth Proportional to 109,502.45, 151,090.81 and 62,926.31

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Solution

The fourth proportional to 109,502.45, 151,090.81 and 62,926.31 is: 86,825.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,502.45 : 151,090.81 = 62,926.31 : x
  2. Step 2: Convert to fraction form
    109,502.45/151,090.81 = 62,926.31/x
  3. Step 3: Cross multiply
    109,502.45x = 151,090.81 × 62,926.31
  4. Step 4: Simplify right side
    109,502.45x = 9,507,587,148.21
  5. Step 5: Solve for x
    x = 9,507,587,148.21/109,502.45
  6. Step 6: Final answer
    x = 86,825.34

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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.