Home / 169,800.81-234,090.93-135,462.06

Finding the Fourth Proportional to 169,800.81, 234,090.93 and 135,462.06

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Solution

The fourth proportional to 169,800.81, 234,090.93 and 135,462.06 is: 186,750.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,800.81 : 234,090.93 = 135,462.06 : x
  2. Step 2: Convert to fraction form
    169,800.81/234,090.93 = 135,462.06/x
  3. Step 3: Cross multiply
    169,800.81x = 234,090.93 × 135,462.06
  4. Step 4: Simplify right side
    169,800.81x = 31,710,439,605.12
  5. Step 5: Solve for x
    x = 31,710,439,605.12/169,800.81
  6. Step 6: Final answer
    x = 186,750.81

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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.